REDDY, K. S. Y. .; RAO, V. R. M. .; MURTHY, V. N. A Cross-Sectional Study on the Cardiac imaging methods include Electrocardiograms (ECG) and Echocardiography in Patients with COPD in a tertiary care centre. Journal of Neonatal Surgery, Lahore, Pakistan, v. 14, n. 27S, p. 908–913, 2025. Disponível em: https://www.jneonatalsurg.com/index.php/jns/article/view/6547. Acesso em: 1 nov. 2025.