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Arif Sattar Mahar, Rabia Ghafoor, Sagar Kumar, Sonam, Muhammad Ishaque Fayyaaz Cader, Amina Bukhari 2023. Treatment Outcome of Liquid Nitrogen (LN) Cryotherapy in Patients Presenting Recalcitrant Alopecia Areata (AA) at Tertiary Care Hospital, Karachi. Pakistan Journal of Medical & Health Sciences. 17, 02 (Mar. 2023), 280. DOI:https://doi.org/10.53350/pjmhs2023172280.