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1Academic Journal
Authors: Kaplan N; Atatürk University, Department of Internal Medicine Nursing, Erzurum, Turkey. Electronic address: nurgul.kaplan@gop.edu.tr., Tan M; Atatürk University, Faculty of Nursing, Department of Internal Medicine Nursing Professor, Erzurum, Turkey., Aksoy D; Tokat Gaziosmanpaşa University, Faculty of Medicine, Department of Neurology, Tokat, Turkey.
Source: Multiple sclerosis and related disorders [Mult Scler Relat Disord] 2026 May; Vol. 109, pp. 107098. Date of Electronic Publication: 2026 Feb 26.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: Elsevier B. V Country of Publication: Netherlands NLM ID: 101580247 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2211-0356 (Electronic) Linking ISSN: 22110348 NLM ISO Abbreviation: Mult Scler Relat Disord Subsets: MEDLINE
Linked Full TextMeSH Terms: Fatigue*/etiology , Fatigue*/therapy , Fatigue*/rehabilitation , Laughter Therapy*/methods , Multiple Sclerosis*/complications , Multiple Sclerosis*/psychology , Multiple Sclerosis*/therapy , Multiple Sclerosis*/rehabilitation , Sleep Quality*, Sleep Wake Disorders/etiology ; Sleep Wake Disorders/therapy ; Adult ; Female ; Humans ; Male ; Middle Aged ; Laughter ; Psychological Well-Being ; Treatment Outcome
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2Academic Journal
Authors: Chung JOK; School of Nursing, The Hong Kong Polytechnic University, Hong Kong, Hong Kong okjoyce.chung@polyu.edu.hk., Lam CY; School of Nursing, The Hong Kong Polytechnic University, Hong Kong, Hong Kong., Leung SF; School of Nursing, The Hong Kong Polytechnic University, Hong Kong, Hong Kong., Bressington D; School of Nursing, The Hong Kong Polytechnic University, Hong Kong, Hong Kong.; Faculty of Nursing, Chiang Mai University, Chiang Mai, Thailand., Chong ACY; School of Nursing, Tung Wah College, Hong Kong, Hong Kong.
Source: BMJ open [BMJ Open] 2026 Jun 16; Vol. 16 (6), pp. e112368. Date of Electronic Publication: 2026 Jun 16.
Publication Type: Journal Article; Clinical Trial Protocol
Journal Info: Publisher: BMJ Publishing Group Ltd Country of Publication: England NLM ID: 101552874 Publication Model: Electronic Cited Medium: Internet ISSN: 2044-6055 (Electronic) Linking ISSN: 20446055 NLM ISO Abbreviation: BMJ Open Subsets: MEDLINE
MeSH Terms: Stress, Psychological*/therapy , Depression*/therapy , Depression*/prevention & control , Anxiety*/therapy , Yoga*/psychology , Parents*/psychology , Autism Spectrum Disorder*/psychology , Autism Spectrum Disorder*/therapy , Laughter*/psychology , Parenting*/psychology , Laughter Therapy*/methods, Humans ; Feasibility Studies ; Child ; Male ; Female ; Randomized Controlled Trials as Topic ; Hong Kong ; Adult
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3Academic Journal
Authors: Kim B; Department of Nursing, Chodang University, Jeollanamdo, South Korea., Choi S; Department of Nursing, Dongguk University WISE, Gyeongbuk, South Korea.
Source: Journal of child health care : for professionals working with children in the hospital and community [J Child Health Care] 2026 Jun; Vol. 30 (2), pp. 378-395. Date of Electronic Publication: 2025 May 29.
Publication Type: Journal Article; Systematic Review; Meta-Analysis; Review
Journal Info: Publisher: Sage Publications Country of Publication: England NLM ID: 9806360 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1741-2889 (Electronic) Linking ISSN: 13674935 NLM ISO Abbreviation: J Child Health Care Subsets: MEDLINE
MeSH Terms: Laughter Therapy*/methods , Anxiety*/therapy , Stress, Psychological*/therapy , Pain Management*/methods , Laughter*, Humans ; Child ; Randomized Controlled Trials as Topic
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4Academic Journal
Authors: Liu CY; Department of Audiology and Speech-Language Pathology, Asia University, Taichung, Taiwan., Liu TH; Department of Psychiatry, Chi Mei Medical Center, Tainan, Taiwan., Huang CW; Department of Psychiatry, Chi Mei Medical Center, Tainan, Taiwan., Lai CC; Division of Hospital Medicine, Department of Internal Medicine, Chi Mei Medical Center, Tainan, Taiwan; School of Medicine, College of Medicine, National Sun Yat-sen University, Kaohsiung, Taiwan., Lin CH; Department of Psychiatry, Chi Mei Medical Center, Tainan, Taiwan. Electronic address: alholin@gmail.com., Su KP; Office of Research and Development, Asia University, Taichung, Taiwan; Mind-Body Interface Research Center (MBI Lab & Care), China Medical University Hospital, Taichung, Taiwan; College of Medicine, China Medical University, Taichung, Taiwan; An-Nan Hospital, China Medical University, Tainan, Taiwan. Electronic address: cobol@cmu.edu.tw.
Source: Journal of psychiatric research [J Psychiatr Res] 2026 Aug; Vol. 199, pp. 50-61. Date of Electronic Publication: 2026 Apr 16.
Publication Type: Journal Article; Meta-Analysis; Systematic Review; Review
Journal Info: Publisher: Pergamon Press Country of Publication: England NLM ID: 0376331 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1879-1379 (Electronic) Linking ISSN: 00223956 NLM ISO Abbreviation: J Psychiatr Res Subsets: MEDLINE
Linked Full TextMeSH Terms: Laughter Therapy*/methods , Depression*/therapy , Anxiety*/therapy , Outcome Assessment, Health Care*/statistics & numerical data , Stress, Psychological*/therapy, Humans
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5Academic Journal
Authors: Korock L; Department of Work and Organisational Psychology, Europa-Universität Flensburg, Munketoft 3b, Flensburg, 24937, Germany. laura.korock@uni-flensburg.de., Scheel T; Department of Work and Organisational Psychology, Europa-Universität Flensburg, Munketoft 3b, Flensburg, 24937, Germany.
Source: BMC geriatrics [BMC Geriatr] 2026 Jun 29; Vol. 26 (1). Date of Electronic Publication: 2026 Jun 29.
Publication Type: Journal Article
Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 100968548 Publication Model: Electronic Cited Medium: Internet ISSN: 1471-2318 (Electronic) Linking ISSN: 14712318 NLM ISO Abbreviation: BMC Geriatr Subsets: MEDLINE
MeSH Terms: Affect*/physiology , Laughter Therapy*/methods , Laughter Therapy*/psychology , Wit and Humor as Topic*/psychology , Resilience, Psychological* , Sleep Quality*, Long-Term Care/methods ; Long-Term Care/psychology ; Nursing Home Residents/psychology ; Germany/epidemiology ; Humans ; Longitudinal Studies ; Male ; Female ; Aged, 80 and over ; Aged
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6Academic Journal
Authors: Castiblanco Jimenez IA; Department of Psychology, University of Turin, Via Verdi 10, Italy. Electronic address: ivonneangelica.castiblancojimenez@unito.it., Ciorli T; Department of Psychology, University of Turin, Via Verdi 10, Italy. Electronic address: tommaso.ciorli@unito.it., Froio M; Department of Psychology, University of Turin, Via Verdi 10, Italy. Electronic address: martina.froio@unito.it., D'Alterio A; Department of Psychology, University of Turin, Via Verdi 10, Italy. Electronic address: andrea.dalterio@unito.it., Castoldi MS; Department of Psychology, University of Turin, Via Verdi 10, Italy. Electronic address: maria.castoldi@edu.unito.it., Mosso CO; Department of Psychology, University of Turin, Via Verdi 10, Italy. Electronic address: cristina.mosso@unito.it., Celeghin A; Department of Psychology, University of Turin, Via Verdi 10, Italy; NIT, Neuroscience Institute of Turin, Italy. Electronic address: alessia.celeghin@unito.it.
Source: Consciousness and cognition [Conscious Cogn] 2026 Jun; Vol. 142, pp. 104063. Date of Electronic Publication: 2026 Apr 26.
Publication Type: Journal Article
Journal Info: Publisher: Academic Press Country of Publication: United States NLM ID: 9303140 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1090-2376 (Electronic) Linking ISSN: 10538100 NLM ISO Abbreviation: Conscious Cogn Subsets: MEDLINE
Linked Full TextMeSH Terms: Awareness*/physiology , Laughter*/physiology , Consciousness*/physiology , Facial Recognition*/physiology , Facial Expression* , Social Perception*, Humans ; Female ; Young Adult ; Adult ; Male
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7Academic Journal
Authors: Abrams L; Department of Linguistics and Cognitive Science, Pomona College, Claremont, CA, USA., Therriault DJ; School of Human Development and Organizational Studies in Education, University of Florida, Gainesville, USA.
Source: Anxiety, stress, and coping [Anxiety Stress Coping] 2025 Jan; Vol. 38 (1), pp. 90-101. Date of Electronic Publication: 2024 Jul 04.
Publication Type: Journal Article
Journal Info: Publisher: Routledge Country of Publication: England NLM ID: 9212242 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1477-2205 (Electronic) Linking ISSN: 10615806 NLM ISO Abbreviation: Anxiety Stress Coping Subsets: MEDLINE
MeSH Terms: Laughter*/psychology , Anxiety*/psychology, Laughter Therapy/methods ; Laughter Therapy/psychology ; Humans ; Female ; Male ; Young Adult ; Adult ; Memory, Short-Term ; Adolescent
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8Academic Journal
Authors: Villalba-Ugarte FP; Universidad Científica del Sur, Lima, Peru., Sandoval-Ato RH; Universidad César Vallejo, Piura, Peru; Unidad de Investigación Clínica, Scientia Clinical and Epidemiological Research Institute, Trujillo, Peru., Valencia JG; Universidad Privada del Norte, Lima, Peru., Quispe-Villegas G; Universidad Peruana Cayetano Heredia, Lima, Peru., Castro CEM; Universidad Privada Antenor Orrego, Trujillo, Peru., Montes-Alvis J; EviSalud - Evidencias en Salud, Lima, Peru., Taype-Rondán Á; EviSalud - Evidencias en Salud, Lima, Peru; Universidad San Ignacio de Loyola, Lima, Peru., Goicochea-Lugo S; EviSalud - Evidencias en Salud, Lima, Peru; Universidad San Ignacio de Loyola, Lima, Peru. Electronic address: sgoicochea@usil.edu.pe.
Source: Complementary therapies in medicine [Complement Ther Med] 2026 Sep; Vol. 100, pp. 103399. Date of Electronic Publication: 2026 Jun 24.
Publication Type: Journal Article; Systematic Review; Review
Journal Info: Publisher: Elsevier Country of Publication: Scotland NLM ID: 9308777 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-6963 (Electronic) Linking ISSN: 09652299 NLM ISO Abbreviation: Complement Ther Med Subsets: MEDLINE
MeSH Terms: Laughter Therapy*/methods , Neoplasms*/therapy , Neoplasms*/psychology , Laughter*, Anxiety/therapy ; Depression/therapy ; Humans ; Randomized Controlled Trials as Topic ; Quality of Life
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9Academic Journal
Authors: Caruana F; Institute of Neuroscience, National Research Council of Italy (CNR), Parma, Italy. Electronic address: fausto.caruana@in.cnr.it., Scott SK; Department of Psychology, University College London, Gower Street, London, UK; Institute of Cognitive Neuroscience, UCL, 17 Queen Square, London WC1N 3AZ.
Source: Trends in neurosciences [Trends Neurosci] 2026 Jul; Vol. 49 (7), pp. 536-550. Date of Electronic Publication: 2026 Jun 23.
Publication Type: Journal Article; Review
Journal Info: Publisher: Elsevier Applied Science Publishing Country of Publication: England NLM ID: 7808616 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1878-108X (Electronic) Linking ISSN: 01662236 NLM ISO Abbreviation: Trends Neurosci Subsets: MEDLINE
MeSH Terms: Laughter*/physiology , Brain*/physiology, Neural Pathways/physiology ; Humans ; Animals ; Social Behavior
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10Academic Journal
Authors: Droog E; Department of Communication Science, Vrije Universiteit Amsterdam., Burgers C; Amsterdam School of Communication Research (ASCoR), University of Amsterdam., van Huijstee D; Department of Communication Science, Vrije Universiteit Amsterdam., Vermeulen I; Department of Communication Science, Vrije Universiteit Amsterdam.
Source: Health communication [Health Commun] 2026 Jul; Vol. 41 (8), pp. 1295-1306. Date of Electronic Publication: 2025 Sep 19.
Publication Type: Journal Article; Research Support, Non-U.S. Gov't
Journal Info: Publisher: Routledge, Taylor & Francis Group Country of Publication: England NLM ID: 8908762 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-7027 (Electronic) Linking ISSN: 10410236 NLM ISO Abbreviation: Health Commun Subsets: MEDLINE
MeSH Terms: Contraception*/psychology , Social Media* , Communication* , Health Knowledge, Attitudes, Practice* , Wit and Humor as Topic* , Laughter*, Humans ; Female ; Adolescent ; Adult ; Young Adult ; Netherlands ; Media Exposure ; Digital Media
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11Academic Journal
Authors: De Gregorio C; ApeTank, Department of Psychology, University of Warwick, Coventry, UK. chiara.de-gregorio@warwick.ac.uk., Davila-Ross M; School of Psychology, Sport and Health Sciences, University of Portsmouth, Portsmouth, UK., Lameira AR; ApeTank, Department of Psychology, University of Warwick, Coventry, UK. adriano.lameira@warwick.ac.uk.
Source: Communications biology [Commun Biol] 2026 Jun 25; Vol. 9 (1). Date of Electronic Publication: 2026 Jun 25.
Publication Type: Journal Article
Journal Info: Publisher: Nature Publishing Group UK Country of Publication: England NLM ID: 101719179 Publication Model: Electronic Cited Medium: Internet ISSN: 2399-3642 (Electronic) Linking ISSN: 23993642 NLM ISO Abbreviation: Commun Biol Subsets: MEDLINE
Linked Full TextMeSH Terms: Laughter*/physiology , Hominidae*/physiology , Vocalization, Animal*/physiology, Animals ; Humans ; Biological Evolution
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12Academic Journal
Authors: Goksel S; Department of Marketing, School of Business and Economics, Vrije Universiteit Amsterdam., Sezer O; Department of Management and Organizations, SC Johnson College of Business, Cornell University., Berman JZ; Department of Marketing, London Business School.
Source: Journal of personality and social psychology [J Pers Soc Psychol] 2026 Jun; Vol. 130 (6), pp. 1078-1101. Date of Electronic Publication: 2026 Feb 26.
Publication Type: Journal Article
Journal Info: Publisher: American Psychological Association Country of Publication: United States NLM ID: 0014171 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1939-1315 (Electronic) Linking ISSN: 00223514 NLM ISO Abbreviation: J Pers Soc Psychol Subsets: MEDLINE
MeSH Terms: Laughter*/psychology , Social Perception* , Emotions*, Humans ; Female ; Male
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13Academic Journal
Authors: Li L; Faculty of Psychology, Naval Medical University, #800 Xiangyin Road, Shanghai, 200433, China., Cui Y; Faculty of Psychology, Naval Medical University, #800 Xiangyin Road, Shanghai, 200433, China., Guo X; Faculty of Psychology, Naval Medical University, #800 Xiangyin Road, Shanghai, 200433, China., Zhou Y; Faculty of Psychology, Naval Medical University, #800 Xiangyin Road, Shanghai, 200433, China., Tang Y; Faculty of Psychology, Naval Medical University, #800 Xiangyin Road, Shanghai, 200433, China. tangyun7633@sina.com.
Source: BMC psychology [BMC Psychol] 2026 Apr 18; Vol. 14 (1). Date of Electronic Publication: 2026 Apr 18.
Publication Type: Journal Article; Systematic Review; Meta-Analysis
Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 101627676 Publication Model: Electronic Cited Medium: Internet ISSN: 2050-7283 (Electronic) Linking ISSN: 20507283 NLM ISO Abbreviation: BMC Psychol Subsets: MEDLINE
MeSH Terms: Stress, Psychological*/therapy , Laughter Therapy* , Laughter*, Humans ; Randomized Controlled Trials as Topic ; Adult
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14Academic Journal
Authors: Jalilian M; Department of Nursing, Faculty of Nursing and Midwifery, Kurdistan University of Medical Sciences, Sanandaj, Iran. Electronic address: milad.jalilian@kums.ac.ir., Tabei M; Department of Nursing, Faculty of Nursing and Midwifery, Kurdistan University of Medical Sciences, Sanandaj, Iran. Electronic address: milad.tabei@muk.ac.ir.
Source: Acta psychologica [Acta Psychol (Amst)] 2026 Apr; Vol. 264, pp. 106490. Date of Electronic Publication: 2026 Feb 27.
Publication Type: Journal Article; Systematic Review
Journal Info: Publisher: North Holland Publishing Country of Publication: Netherlands NLM ID: 0370366 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-6297 (Electronic) Linking ISSN: 00016918 NLM ISO Abbreviation: Acta Psychol (Amst) Subsets: MEDLINE
Linked Full TextMeSH Terms: Cognition*/physiology , Emotions*/physiology , Laughter*/psychology , Yoga*/psychology , Laughter Therapy* , Mental Health*, Anxiety/therapy ; Adolescent ; Child ; Humans
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15Academic Journal
Authors: Gülevi DK; Department of Nursing, Faculty of Health Sciences, Eastern Mediterranean University, Famagusta, North Cyprus via Mersin 10, Turkey., Bebiş H; Department of Nursing, Faculty of Health Sciences, Eastern Mediterranean University, Famagusta, North Cyprus via Mersin 10, Turkey.
Source: African journal of reproductive health [Afr J Reprod Health] 2026 Mar 31; Vol. 30 (6), pp. 55-65.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: Women's Health and Action Research Centre Country of Publication: Nigeria NLM ID: 9712263 Publication Model: Print Cited Medium: Internet ISSN: 1118-4841 (Print) Linking ISSN: 11184841 NLM ISO Abbreviation: Afr J Reprod Health Subsets: MEDLINE
MeSH Terms: Hydrocortisone*/analysis , Self Care*/methods , Stress, Psychological*/therapy , Menopause*/psychology , Menopause*/physiology , Saliva*/chemistry , Patient Education as Topic*/methods , Laughter Therapy*/methods , Yoga* , Laughter*, Humans ; Female ; Middle Aged ; Coping Skills ; Adaptation, Psychological
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16Academic Journal
Authors: Güvener YÖ; Faculty of Health Sciences, Sinop University - SİNOP, Turkey. Electronic address: ozyeryaseminn@gmail.com.
Source: Archives of psychiatric nursing [Arch Psychiatr Nurs] 2024 Oct; Vol. 52, pp. 121-127. Date of Electronic Publication: 2024 Jul 22.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: W.B. Saunders Country of Publication: United States NLM ID: 8708534 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-8228 (Electronic) Linking ISSN: 08839417 NLM ISO Abbreviation: Arch Psychiatr Nurs Subsets: MEDLINE
Linked Full TextMeSH Terms: Laughter Therapy*/psychology , Students, Nursing*/psychology , Self Efficacy*, Laughter/psychology ; Humans ; Female ; Male ; Surveys and Questionnaires ; Adult ; Young Adult ; Mental Health ; Psychological Well-Being
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17Academic Journal
Authors: Carr B, Becker S, Donnelly G, Aboul-Enein BH
Source: Alternative therapies in health and medicine [Altern Ther Health Med] 2024 Sep; Vol. 30 (9), pp. 42-46.
Publication Type: Journal Article; Review
Journal Info: Publisher: InnoVision Health Media Country of Publication: United States NLM ID: 9502013 Publication Model: Print Cited Medium: Print ISSN: 1078-6791 (Print) Linking ISSN: 10786791 NLM ISO Abbreviation: Altern Ther Health Med Subsets: MEDLINE
MeSH Terms: COVID-19*/prevention & control , COVID-19*/psychology , COVID-19*/epidemiology , Health Promotion*/methods , Laughter*/psychology , Wit and Humor as Topic*, Humans ; SARS-CoV-2 ; Laughter Therapy ; Pandemics
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18Academic Journal
Authors: Karakas H; Dokuz Eylul University Research and Application Hospital, Izmir (Ms Karakas)., Zorba Bahceli P; Faculty of Health Sciences, Nursing Department (Dr Zorba Bahceli), Izmir Bakircay University, Turkey., Akyol M; Faculty of Medicine, Internal Medicine Department (Dr Akyol), Izmir Bakircay University, Turkey.
Source: Cancer nursing [Cancer Nurs] 2026 May-Jun 01; Vol. 49 (3), pp. E244-E251. Date of Electronic Publication: 2024 Sep 26.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: Lippincott Williams & Wilkins Country of Publication: United States NLM ID: 7805358 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1538-9804 (Electronic) Linking ISSN: 0162220X NLM ISO Abbreviation: Cancer Nurs Subsets: MEDLINE
MeSH Terms: Breast Neoplasms*/drug therapy , Breast Neoplasms*/psychology , Quality of Life*/psychology , Laughter Therapy*/methods , Stress, Psychological*/therapy , Stress, Psychological*/etiology, Humans ; Female ; Pilot Projects ; Middle Aged ; Adult ; Aged ; Surveys and Questionnaires
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19Academic Journal
Authors: Yeyğel Ç; Izmir Tınaztepe University, Faculty of Health Sciences, Department of Midwifery, Izmir. Türkiye., Acar ME; Sinop University, Faculty of Health Sciences, Department of Midwifery, Sinop, Türkiye., Çağlayan N; Mahmutbey Family Health Center, Istanbul, Türkiye., Dönmez A; Izmir Tınaztepe University, Faculty of Health Sciences, Department of Midwifery, Izmir, Türkiye.
Source: African journal of reproductive health [Afr J Reprod Health] 2026 Mar 16; Vol. 30 (5), pp. 34-45.
Publication Type: Journal Article; Randomized Controlled Trial
Journal Info: Publisher: Women's Health and Action Research Centre Country of Publication: Nigeria NLM ID: 9712263 Publication Model: Print Cited Medium: Internet ISSN: 1118-4841 (Print) Linking ISSN: 11184841 NLM ISO Abbreviation: Afr J Reprod Health Subsets: MEDLINE
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20Academic Journal
Authors: Dur Ş; Faculty of Health Sciences, Department of Pediatric Nursing, İzmir Demokrasi University, İzmir, Türkiye., Erkin Ö; Faculty of Health Sciences, Department of Public Health Nursing, İzmir Demokrasi University, İzmir, Türkiye. ozum.erkin@idu.edu.tr.; Southern California University of Health Sciences, Amber Valley, Whittier, CA, 16200, United States of America. ozum.erkin@idu.edu.tr., Çetin RC; Institute of Health Sciences, Department of Public Health Nursing, Izmir Demokrasi University, İzmir, Türkiye.
Source: BMC pediatrics [BMC Pediatr] 2026 Jan 03; Vol. 26 (1), pp. 2. Date of Electronic Publication: 2026 Jan 03.
Publication Type: Journal Article; Systematic Review
Journal Info: Publisher: BioMed Central Country of Publication: England NLM ID: 100967804 Publication Model: Electronic Cited Medium: Internet ISSN: 1471-2431 (Electronic) Linking ISSN: 14712431 NLM ISO Abbreviation: BMC Pediatr Subsets: MEDLINE
MeSH Terms: Laughter Therapy*/methods , Stress, Psychological*/therapy , Yoga* , Laughter* , Child Health*, Anxiety/therapy ; Humans ; Child ; Randomized Controlled Trials as Topic