1. Division of Endocrinology, Erciyes University Medical School, 38039 Kayseri, Turkey
2. Division of Endocrinology, Firat University Medical School, 23000 Elazığ, Turkey
3. Department of General Surgery, Erciyes University Medical School, 38039 Kayseri, Turkey
4. Department of Radiology, Erciyes University Medical School, 38039 Kayseri, Turkey
5. Department of Internal Diseases, Erciyes University Medical School, 38039 Kayseri, Turkey