Sadia Tabassum, Mumtaz Ali Qureshi, Maria Kazi, Haji Khan Khoharo, Salman Ahmad Farsi Kazi, Naveed Kazi. Vitamin D3 & Serum Calcium Levels in Premenstrual Syndrome. JPUMHS [Internet]. 2014 Jun. 30 [cited 2024 Nov. 22];4(2):105-9. Available from: http://121.52.155.46/index.php/ojs/article/view/141