TY JOUR TI THE DETERMINATION OF CHRONIC TOXICITY OF NEW PREPARATION "VETOM 21.77" ON MICE KW Duddingtonia flagrans KW preparation "Vetom 21.77" KW chronic toxicity KW dose KW mice KW nematophage mushroom Duddingtonia flagrans JO Bulletin of KSAU AU Rafikova, E.R. PY 2018 IS PB Krasnoyarsk State Agrarian University