Minhaj Usmani, Tooba, Syed Mahboob Alam, Rabia Ghafoor, Amtul Quddos Latif, and Farah Saeed. 2022. “Association of Serum Zinc Levels With Acne Vulgaris: A Case-Control Study: Association of Serum Zinc Levels With Acne Vulgaris”. Pakistan Journal of Health Sciences 3 (07). Pakistan:195-98. https://doi.org/10.54393/pjhs.v3i07.424.