VARGHESE, B.; KUMARAN, J. A. Trend of dengue fever in COVID-19 period: observation from Kerala, India. International Journal Of Community Medicine And Public Health, [S. l.], v. 7, n. 8, p. 3307–3308, 2020. DOI: 10.18203/2394-6040.ijcmph20203419. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/6669. Acesso em: 7 jan. 2026.