Affiliation: | 1. Department of Gastroenterology, K?r?kkale University Faculty of Medicine, K?r?kkale, Turkey;2. Department of Analytical Chemistry, Faculty of Pharmacy, University of Hacettepe, Ankara, Turkey;3. Department of Endocrinology and Metabolism, K?r?kkale University Faculty of Medicine, K?r?kkale, Turkey;4. Department of Pathology, K?r?kkale University Faculty of Medicine, K?r?kkale, Turkey |