TY - GEN AU - BARON,S TI - Ultracentrifuge concentration of poliovirus and effect of calf serum and gelatin SN - 0037-9727 PY - 2000///0701 KW - Animals KW - Cattle KW - Enterovirus C, Human KW - Gelatin KW - Poliomyelitis KW - Poliovirus N1 - Publication Type: Journal Article UR - https://doi.org/10.3181/00379727-95-23356 ER -