"A medical study conducted by Martin Grassberger and Werner Hoch of the Medical University of Vienna, Austria, reported that exfoliation by doctor fish, Garra rufa, native to the hot springs at Kanghal, Turkey, when used in combination with ultraviolet (UV) light can clear the appearance of psoriasis.
اطلع عليه بتاريخ 28 يونيو 2010.  الوسيط |تاريخ الأرشيف= تم تجاهله (مساعدة); الوسيط |مسار الأرشيف= تم تجاهله (مساعدة); تحقق من التاريخ في: |archive-date= (مساعدة) "A medical study conducted by Martin Grassberger and Werner Hoch of the Medical University of Vienna, Austria, reported that exfoliation by doctor fish, Garra rufa, native to the hot springs at Kanghal, Turkey, when used in combination with ultraviolet (UV) light can clear the appearance of psoriasis.