Hashim, R., Ayyub, A., Hameed, S., Qamar, K., Ali, S., & Raza, G. (2014). PREMENSTRUAL SYNDROME: MESSES WITH MY ACADEMIC PERFORMANCE: Premenstrual Syndrome. Pakistan Armed Forces Medical Journal, 64(2), 199-203. https://pafmj.org/PAFMJ/article/view/657