| Literature DB >> 13435384 |
W M HAMMON, E H LUDWIG, G SATHER, D S YOHN.
Abstract
Keywords: POLIOMYELITIS/epidemiology; VIRUS DISEASES/epidemiology
Mesh:
Year: 1957 PMID: 13435384 PMCID: PMC1551183 DOI: 10.2105/ajph.47.7.802
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572