J H Cossar, E Walker, D Reid. Show Affiliations »
Abstract
Mesh: See more » Communicable Diseases/epidemiologyHumansTravel
Year: 1992 PMID: 1638221 PMCID: PMC1882483 DOI: 10.1136/bmj.305.6844.55-a
Source DB: PubMed Journal: BMJ ISSN: 0959-8138