SAXENA, Jalaj; GUPTA, Sushma; SAXENA, Sonali. "A study of change of posture on the pulmonary function tests : can it help copd patients ?". Indian Journal of Community Health, [S. l.], v. 18, n. 1, p. 10–12, 2006. Disponível em: https://www.iapsmupuk.org/journal/index.php/IJCH/article/view/108. Acesso em: 29 mar. 2024.