Tsankov Nikolai, Kazandjieva Jana, Darlenski Razvigor
Department of Dermatology and Venereology, Tokuda Hospital-Sofia, 51B Nikola Vaptsarov blvd, 1407 Sofia, Bulgaria.
Department of Dermatology and Venereology, Medical Faculty, Medical University-Sofia, 1 St. Georgi Sofiiski str., 1431 Sofia, Bulgaria.
Clin Dermatol. 2014 May-Jun;32(3):341-2. doi: 10.1016/j.clindermatol.2013.11.013. Epub 2013 Nov 22.