TY JOUR TI IMPROVEMENT OF TREATMENT OF UNFORMED DUODENAL AND HIGH JEJUNAL FISTULAS KW JO Acta biomedica scientifica AU Panteleev, V.S. AU Ishtukov, R.R. AU Dorofeev, V.D. AU Loginov, M.O. AU Zaripov, S.A. PY 2017 IS 2 PB Scientific Center for Family Problems and Human Reproduction