[1] Fac Med, Inst Pathol, Belgrade, Serbia
[2] JJ Strossmeyer Univ, Inst Oncol, Osijek, Croatia
[3] Gen Hosp, Pozega, Croatia
[4] Clin Ctr Bezanijska Kosa, Belgrade, Serbia
[5] JJ Strossmeyer Univ, Clin Hosp Osijek, Dept Obstet & Gynecol, San Jose, Costa Rica