VISHNU VARDHAN; TUSHAR PALEKAR; RANE VIVEK SUDHAKAR. Reliability and validity of real time chest expansion (RTCEX) device to measure chest expansion with visual feedback. International Journal of Pharma and Bio Sciences, [S. l.], v. 8, n. 3, p. 989–994, 2017. DOI: 10.22376/ijpbs.2017.8.3.b989-994. Disponível em: https://ijpbs.net/index.php/journal/article/view/6159. Acesso em: 4 sep. 2026.