| Literature DB >> 13245927 |
.
Abstract
Entities:
Keywords: POLIOMYELITIS/prevention and control; VACCINES AND VACCINATION
Mesh:
Substances:
Year: 1955 PMID: 13245927 PMCID: PMC2024620
Source DB: PubMed Journal: Public Health Rep ISSN: 0094-6214 Impact factor: 2.792