TY JOUR TI HISTOLOGICAL CHARACTERISTICS OF THE SPLEEN OF BAIKAL SEALS IN POSTNATAL ONTOGENESIS KW Baikal seal KW spleen KW capsule KW tra-becula KW white pulp KW red pulp JO Bulletin of KSAU AU Sayvanova, S.A. AU Ryadinskaya, N.I. PY 2018 IS PB Krasnoyarsk State Agrarian University