«Prevalence of Premenstrual Syndrome and Changes in Blood Pressure with Menstrual Cycle Among University Students» (2021) Nigerian Journal of Physiological Sciences, 33(2), сс. 117–124. доступно на: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1898 (просмотрено: 5 июнь 2026).