Correlation between the Severity and Type of Acne Vulgaris Lesions with Serum Vitamin D Levels: Correlation between the Severity and Type of Acne Vulgaris Lesions with Serum Vitamin D Levels: A cases control study of HIT Hospital, Taxila. J Pak Assoc Dermatol [Internet]. 2023 Aug. 7 [cited 2026 Jul. 27];33(3):906-11. Available from: https://www.jpad.com.pk/index.php/jpad/article/view/2464