Beshr, Akram, and Abdulhafed Al-Selwi. 2024. “Evaluation of Prophylactic Anticoagulants Application Practice for High-Risk Surgical Patients at Al-Thawra Hospital, Sana’a”. Journal of 21 September University for Medical and Applied Sciences 3 (1): 21-27. https://doi.org/10.65693/j21umas.2024.v3i1.199.