“Effectiveness of Self-Instructional Module on Knowledge Regarding Effect of Outdoor Games on Stress and Anxiety Reduction among Adolescents at Selected High Schools in Gwalior District”. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, p. 338–344, 2022. DOI: 10.47750/pnr.2022.13.S05.49. Disponível em: https://pnrjournal.com/index.php/home/article/view/1946.. Acesso em: 28 jun. 2026.