1. Department of Pathology; Yildirim Beyazit University Ankara Ataturk Research and Training Hospital; Ankara Turkey
2. Department of General Surgery and; Yildirim Beyazit University Ankara Ataturk Research and Training Hospital; Ankara Turkey
3. Department of Endocrinology and Metabolism; Yildirim Beyazit University Ankara Ataturk Research and Training Hospital; Ankara Turkey