| Literature DB >> 14350119 |
Abstract
Entities:
Keywords: POLIOMYELITIS/transmission; VACCINES AND VACCINATION
Mesh:
Substances:
Year: 1955 PMID: 14350119 PMCID: PMC1623144 DOI: 10.2105/ajph.45.3.285
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572