TY - BOOK AU - International Poliomyelitis Congress, ED - International Poliomyelitis Conference TI - Poliomyelitis: papers and discussions presented at the second International Poliomyelitis Conference U1 - 616.8350631 PY - 0000///[n.d.] CY - Philadelphia PB - J. B. Lippincott KW - Poliomyelitis KW - Congresses ER -