Ettler J, Arenberger P, Arenbergerova M, Gkalpakiotis S
Department of Dermatovenereology, Third Faculty of Medicine, Charles University in Prague and University Hospital Kralovske Vinohrady, Prague, Czech Republic.
J Eur Acad Dermatol Venereol. 2016 Feb;30(2):355-6. doi: 10.1111/jdv.12767. Epub 2014 Oct 20.