| Literature DB >> 14952599 |
Abstract
Entities:
Keywords: POLIOMYELITIS/epidemiology and statistics
Mesh:
Year: 1952 PMID: 14952599 PMCID: PMC1526180 DOI: 10.2105/ajph.42.8.947
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572