TY - GEN AU - Mateva,V TI - [Cultivation and study of the properties of the Perego strain of the sheep poxvirus on heterologous tissue] SN - 0324-1068 PY - 1977///0630 KW - Animals KW - Culture Media KW - Poxviridae KW - growth & development KW - Sheep KW - Time Factors KW - Vaccination KW - Virus Cultivation KW - methods N1 - Publication Type: English Abstract; Journal Article ER -