TY  - SER
ED  - World Health Organization.
ED  - World Health Organization.
TI  - Polio news
SN  - 1727-3730
U1  - 362.196835  22
PY  - 2003///-
CY  - Geneva, Switzerland
PB  - EPI, WHO Headquarters
KW  -  Poliomyelitis
KW  -  prevention & control
KW  -  Immunization Programs
N1  - Latest issue consulted: No. 32 2009
ER  -