Effectiveness of an Educational Program on Female Students’ Knowledge toward Premenstrual Syndrome in Secondary Schools in Third Al- Rusafa Education Directorate, Iraq. INJNS [Internet]. 2020 Dec. 30 [cited 2024 Apr. 29];33(2):66-75. Available from: https://injns.uobaghdad.edu.iq/index.php/INJNS/article/view/417