SHARMA, C.; BADYAL, A. Pulmonary function tests: a study among healthy individuals of different age groups in Akhnoor Tehsil. International Journal of Clinical Trials, [S. l.], v. 8, n. 2, p. 134–137, 2021. DOI: 10.18203/2349-3259.ijct20210967. Disponível em: https://www.ijclinicaltrials.com/index.php/ijct/article/view/488. Acesso em: 22 feb. 2026.