Umer Saeed1 , Zoolfishan Imran2 , Jamil Ahmed3 , Saman Saeed4 , Faheem Mahmood5 , Mohammad Rizwan6. PLASMA VITAMIN D TRENDS ACROSS VARIOUS AGE GROUPS IN THE COSMOPOLITAN CITY OF PAKISTAN. JPUMHS [Internet]. 2023 Jun. 30 [cited 2024 May 20];13(2):177-83. Available from: http://publication.pumhs.edu.pk/index.php/ojs/article/view/765