Quan, N. H. K., D. D. . Chung, N. T. N. . Yen, and N. P. M. . Chau. “COVID-19 Epidemic in Vietnam: A Study on Knowledge, Attitudes and Prevention of Pharmacy Students”. Asian Journal of Humanities and Social Studies, vol. 9, no. 1, Feb. 2021, doi:10.24203/ajhss.v9i1.6531.