Levels of alpha 1 anti-trypsin levels and respiratory functions in patients with pemphigus vulgaris. J Pak Assoc Dermatol [Internet]. 2024 Dec. 31 [cited 2026 Jul. 26];34(4 Suppl.):S52-S56. Available from: https://www.jpad.com.pk/index.php/jpad/article/view/2728