J R Preer1, R W Siegel, P S Stark. Show Affiliations » 1. Zoological Laboratory, University of Pennsylvania.
Abstract
Entities: Species
Year: 1953 PMID: 16589403 PMCID: PMC1063941 DOI: 10.1073/pnas.39.12.1228
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205