Tran, V. D., T. M. D. Huynh, D. T. Pham, M. H. Le, V. V. Dorofeeva, and R. S. Dewey. “COVID-19 Vaccination: Public Preference and Intention in Vietnam”. Annali di Igiene 35, no. 3 (August 4, 2025): 331.-343. Accessed October 8, 2025. https://mail.mattioli1885journals.com/index.php/annali-igiene/article/view/17616.