Kalsoom, D. U.; Sultana, A.; Amjad, T.; Bairam, S. PREVALANCE OF PREMENSTRUAL SYNDROME AND KNOWLEDGE ASSESSMENT REGARDING IT’S PREVENTION AMONG MEDICAL STUDENTS OF A PRIVATE MEDICAL COLLEGE OF ISLAMABAD: Premenstrual Syndrome And It’s Knowledge. Pak Armed Forces Med J 2018, 68 (1), 159-64.