NAGHMA, S.; KUMAR, D. Gastrointestinal symptoms in COVID-19 patients: a case series. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 9, n. 9, p. 3866–3869, 2020. DOI: 10.18203/2320-1770.ijrcog20203870. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/8762. Acesso em: 14 oct. 2025.