al khulaidi, Dr. Samera, and Dr.Al Sakkaf M. K. “Menstrual Characteristics and Associated Physical Activity in Some School Adolescent Girls in Taiz City, Yemen”. Humanities and Educational Sciences Journal, no. 21 (February 18, 2022): 208–216. Accessed November 10, 2026. https://hesj.org/ojs/index.php/hesj/article/view/416.