D.R. AKBEROVA Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 Akberova D.R. — postgraduate student of the Department of Hospital Therapy with a course of Endocrinology, tel. +7-927-411-57-11, e-mail: [email protected] The liver has a unique vascular system within the gastrointestinal tract, as the majority of the liver’s blood supply comes from the […]