Mevlut PEHLİVAN, Abdurrahman COSKUN, Ahmet ZENGİN, Arif ASLANER and Tevfik YAVUZ
Turkish Journal of Medical Sciences 39 ( 6 ): 875 - 880 , 2009
Omer Gunal, Abdurrahman Coskun, Arif Aslaner and Umran Yildirim
Turkish Journal of Medical Sciences 40 ( 3 ): 465 - 470 , 2010