Zatla, I., L. Boublenza, S. Zair, and N. Diab. “Vaccination in the Time Of COVID-19: Survey Study at the University of Tlemcen in the Spring of 2022”. Journal of Epidemiology and Public Health, vol. 8, no. 4, Oct. 2023, pp. 434-40, doi:10.26911/jepublichealth.2023.08.04.02.