Usman, Robina, Farzana Khan, Munaza Khattak, and Zain ul Abideen. 2017. “CORRELATION OF VITAMIN D WITH HYPERTENSION IN PATIENTS WITH CARDIOMETABOLIC SYNDROME”. Journal of Postgraduate Medical Institute 31 (3). https://www.jpmi.org.pk/index.php/jpmi/article/view/2020.