GUPTA, R.; MANN, S. Correlation Between COPD And Echocardiographic Features With Severity Of Disease: Correlation Between COPD And Echocardiographic Features With Severity Of Disease. National Journal of Integrated Research in Medicine, [S. l.], v. 7, n. 1, p. 26–30, 2018. DOI: 10.70284/njirm.v7i1.1038. Disponível em: https://nicpd.ac.in/ojs-/index.php/njirm/article/view/1038. Acesso em: 22 nov. 2024.