Assessment of the knowledge of The Risk Perceptions Attitude About the Vaccination Against Covid-19and communication practices of vaccinate about Covid-19 among Children’s Saudi population. Journal of Pharmaceutical Negative Results, [S. l.], p. 41–49, 2022. DOI: 10.47750/pnr.2022.13.S01.06. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/1091.. Acesso em: 20 jun. 2026.