J S Keystone, J S Keystone, J S Keystone. Show Affiliations »
Abstract
Mesh: See more » CanadaHumansParasitic Diseases/transmissionTravel
Year: 1981 PMID: 7284923 PMCID: PMC1862478
Source DB: PubMed Journal: Can Med Assoc J ISSN: 0008-4409 Impact factor: 8.262