Larocca de Geus, J. ., L. . Foltran de Azevedo Koch, C. Kintopp, P. . Porto Spada, S. . Pugsley Baratto, A. . Fernando Giovanini, E. Pizzatto, and L. Maíra Wambier. “Are Healthcare Workers Immunized After Receiving Hepatitis B Vaccination According to Recommended Guidelines? A Systematic Review and Meta-Analysis”. International Journal of Health Sciences, vol. 15, no. 1, Dec. 2020, pp. 35-42, https://pub.qu.edu.sa/index.php/journal/article/view/5202.