R. Asgher, N. Luqman, U. Almas, A. Akhlaq, M. Khalid, and J. A. Shaheen, “Alopecia aeata: Clinical spectrum and its association with thyroid dysfunction in Bahawalpur”, J Pak Assoc Dermatol, vol. 30, no. 1, pp. 9–12, Aug. 2020.