Naheed, Aqsa, Wajiha Mahjabeen, Hamid Shafiq, Tehzeeb Zahra, Rahila Aamir, and Nasser Rashid Dar. 2023. “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”. Journal of Pakistan Association of Dermatologists 33 (3):906-11. http://www.jpad.com.pk/index.php/jpad/article/view/2464.