فضل السيد ع. ف. ا. أ., & حسن سليمان م. م. ا. (2021). The level of commitment to health behavior that prevents the Coronavirus "Covid 19" among the Sudanese: تاريخ الاستلام:2020/10/31م تاريخ القبول:2020/12/17. Human Resources Development Research, 16(01), 379–402. Retrieved from https://rdrh.univ-setif2.dz/index.php/rdrh/article/view/265