A Sommer1. Show Affiliations » 1. Bloomberg School of Public Health, Johns Hopkins University, Baltimore, MD 21205, USA. asommer@jhsph.edu
Abstract
Mesh: See more » AnimalsEpidemiologyHealth PolicyHumans
Year: 2001 PMID: 11744523 DOI: 10.1093/aje/154.12.s4
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897