SAXENA, V.; BATRA, J.; SAXENA, S.; AGARWAL, A. Study of serum electrolytes in COPD with or without CVD. International journal of health sciences, [S. l.], v. 6, n. S4, p. 3901–3909, 2022. DOI: 10.53730/ijhs.v6nS4.9357. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/9357. Acesso em: 30 sep. 2026.