Mansoor, Sarab, and Suhad khairi. 2020. “Effectiveness of an Educational Program on Female Students’ Knowledge Toward Premenstrual Syndrome in Secondary Schools in Third Al- Rusafa Education Directorate, Iraq”. Iraqi National Journal of Nursing Specialties 33 (2): 66-75. https://doi.org/10.58897/injns.v33i2.417.