TY  - GEN
AU  - HORSTMANN,D M
TI  - Problems in the epidemiology of poliomyelitis
SN  - 0140-6736
PY  - 2008///1020
KW  - Poliomyelitis
KW  - epidemiology
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1016/s0140-6736(48)91678-x
ER  -