R A McCance, E M Widdowson, C M Verdon-Roe. Show Affiliations »
Abstract
Entities: Species
Year: 1938 PMID: 20475456 PMCID: PMC2199633 DOI: 10.1017/s0022172400011451
Source DB: PubMed Journal: J Hyg (Lond) ISSN: 0022-1724