TY - GEN AU - HAMMON,W M AU - LUDWIG,E H AU - PAVIA,R A AU - MCCLOSKEY,L W AU - SATHER,G E TI - Problems raised by certain ECHO viruses in the attempted laboratory detection of poliomyelitis virus infection SN - 0077-8923 PY - 2002///0501 KW - Enterovirus B, Human KW - Humans KW - Poliomyelitis KW - Poliovirus KW - Viruses N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.1749-6632.1957.tb46054.x ER -