TY JOUR TI ETIOLOGY, PATHOGENESIS AND THERAPY FOR PYOMETRA IN DOGS KW pyometra KW dogs KW surgical treatment KW conservative treatment KW ovariohysterectomy KW ultrasonographic research method JO Bulletin of KSAU AU Danilkina, O.P. AU Schislenko, S.A. AU Stroganova, I.Y. PY 2023 IS 0 PB Krasnoyarsk State Agrarian University