TY JOUR TI HISTOLOGICAL FEATURES OF THE ELK’S DIGESTIVE TRACT ORGANS KW elk KW microstructure KW esophagus KW forestomach KW duodenum JO Bulletin of KSAU AU Mechnikova, I.E. AU Donkova, N.V. PY 2024 IS 0 PB Krasnoyarsk State Agrarian University