TY JOUR TI ECONOMIC EFFICIENCY OF REDUCTION IN SYPHILIS AND HONORRHEA MORBIDITY KW JO Acta biomedica scientifica AU Botvinkin, A.D. AU Dolzhenitsina, N.A. AU Safyannikova, A.A. AU Shpakova, N.A. AU Dmitrieva, M.B. PY 2017 IS 2 PB Scientific Center for Family Problems and Human Reproduction