MS.DIPALI RANA. Effect of Verbal Encouragement and Visual Biofeedback on Peak Expiratory Flow Rate in Healthy Young Subjects. International Journal of Allied Medical Sciences and Clinical Research, [S. l.], v. 4, n. 3, p. 517–521, 2020. DOI: 10.61096/ijamscr.v4.iss3.2016.517-521. Disponível em: https://ijamscr.com/ijamscr/article/view/299. Acesso em: 16 apr. 2026.