CHAYAL, V.; YADAV, R. K.; VERMA, R.; KALHAN, M.; NADDA, A.; GOSWAMI, S.; DHAKA, R.; AGRAWAL, G.; KUMAR, G.; SACHDEWA, A.; SAGAR, V. Clinico-epidemiological profile of early cases of Covid-19 in state of Haryana, India. Indian Journal of Community Health, [S. l.], v. 33, n. 1, p. 97–102, 2021. DOI: 10.47203/IJCH.2021.v33i01.013. Disponível em: https://iapsmupuk.org/journal/index.php/IJCH/article/view/2044. Acesso em: 17 sep. 2021.