TY JOUR TI Evaluation of the effect on the reproductive system of domestic cats of long-term use of a hormonal drug based on megestrol acetate KW cats KW estrus KW megestrol acetate KW glucocorticoid KW progesterone KW corticosteroid KW hypothalamus KW cortisol KW adrenal glands KW pituitary gland KW estrus KW instructions KW safety KW infertility KW hypothalamus KW pituitary gland KW ovaries JO Russian veterinary journal AU Zeynalov, O.A. AU Belova, E.E. AU Mukaseev, S.V. AU Beloglazov, D.V. PY 2023 IS 2023 PB Publishing house "Logos Press"