The effect of laughter yoga exercises on anxiety and sleep quality in patients suffering from Parkinson’s disease. Biomedical Research and Therapy, [S. l.], v. 4, n. 07, p. 1463–1479, 2017. DOI: 10.15419/bmrat.v4i07.200. Disponível em: https://preservation.bmrat.org/index.php/BMRAT/article/view/200.. Acesso em: 15 nov. 2024.