Post-Introduction Evaluation (PIE) of Covid-19 Vaccination in Delhi: Application of WHO Framework. Journal of the Epidemiology Foundation of India, [S. l.], v. 3, n. 1, p. 63–78, 2025. DOI: 10.56450/JEFI.2025.v3i01.011. Disponível em: https://efi.org.in/journal/index.php/JEFI/article/view/52. Acesso em: 20 apr. 2025.