Comparative study of preoperative and postoperative pulmonary function in open abdominal surgeries. International Journal of Biomedical Research, [S. l.], v. 5, n. 12, p. 741–743, 2014. DOI: 10.7439/ijbr.v5i12.803. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/1448.. Acesso em: 18 oct. 2024.