Efficacy of Manual and Digital Contact tracing of COVID-19 . Indian Journal of Forensic Medicine & Toxicology, [S. l.], v. 15, n. 1, p. 499–504, 2020. DOI: 10.37506/ijfmt.v15i1.13455. Disponível em: https://mail.medicopublication.com/index.php/ijfmt/article/view/13455.. Acesso em: 18 apr. 2026.