Role of biomedical markers in the monitoring of PfizerBioNTech vaccine efficacy among Iraq’s peop. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, n. 3, p. 502–506, 2022. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/553.. Acesso em: 24 jun. 2026.