Kamal Uddin Khan, Farzana Abdullah. Classification and Frequency of Crown Whirlpool Patterns in Male Hair Transplant Patients. Pakistan Journal of Medical & Health Sciences [Internet]. 2023 Aug. 30 [cited 2026 Apr. 23];17(08):142. Available from: https://mail.pjmhsonline.com/pjmhs/article/view/6278