Effectiveness of COVID-19 Vaccine (Covishield) among Health Care Workers of a Tertiary Cancer Care Hospital by Antibody Detection by Semi-Quantitative ELISA Method. Indian Journal of Public Health Research & Development, [S. l.], v. 15, n. 3, p. 215–219, 2024. DOI: 10.37506/sccyp498. Disponível em: https://medicopublication.com/index.php/ijphrd/article/view/21106.. Acesso em: 18 jun. 2025.