Celiac disease prevalence in patients with iron deficiency anemia of obscure origin - UÇARDAĞ, Derya; GÜLİTER, Sefa and ÇENELİ, Özcan and YAKARYILMAZ, Fahri and ATASOY, Pınar and ÇAĞLAYAN, Osman (Turkish Journal of Gastroenterology, 2009)