Aeed Hasan Alwan Alwan, & Dr. Khattab Algbouri. (2025). Refusal to Undergo PCR Testing for COVID-19, Tikrit 2021, a Cross-sectional Study . American Journal of Biomedicine and Pharmacy, 2(5), 271–278. Retrieved from https://biojournals.us/index.php/AJBP/article/view/1062