Mahmoud Yousry AbdelMawla, Fathia Mohamed Khattab, Eman Hassan Abdelbary , Menna Allah Hamed Abdel Aziz. Botulinum Toxin A for Treatment-Resistant Alopecia Areata: A Critical Review of Evidence and Mechanisms . PEGEGOG [Internet]. 2024 Mar. 20 [cited 2026 Apr. 24];14(3):947-56. Available from: https://www.pegegog.net/index.php/pegegog/article/view/4910