TY  - RPRT
TI  - Cost analysis of post-polio certification immunization policies.
AU  - Nalinee Sangrujee
AU  - Victor M Cáceres
AU  - Stephen L Cochi
PY  - 2004
UR  - https://pubmed.ncbi.nlm.nih.gov/15106295/
ID  - 15106295
ER  -