I. Elzain, Y., Alawad, A. A. M. A., S. Khan, W., O. Khalil, H., M. Abdelrazig, Y., B. Ahmed, O., & A. Adam, O. (2014). Factors influencing the choice of internal medicine as a career among undergraduate medical students. International Journal of Health, 2(2), 22-25. https://doi.org/10.14419/ijh.v2i2.2918