GURUNG, Puran et al. Spectrum of Echocardiographic Findings in Patients with Severe and Critical COVID-19: A Single Center Experience . Med Phoenix, [S. l.], v. 7, n. 1, p. 42–46, 2022. DOI: 10.3126/medphoenix.v7i1.46919. Disponível em: https://www.nepjol.info/index.php/medphoenix/article/view/46919. Acesso em: 7 dec. 2025.