Aydin Ali Ekrem, Gunduz Ozgul, Sari Ismail, Saatci Ali Osman, Yilmaz Erkan, Akkoc Nurullah
Department of Internal Medicine, School of Medicine, Dokuz Eylul University, Izmir, Turkey.
J Clin Rheumatol. 2013 Jan;19(1):52. doi: 10.1097/RHU.0b013e31827d8c5d.