R Lewin. Show Affiliations »
Abstract
Mesh: See more » AnimalsAnimals, WildConservation of Natural ResourcesGovernment AgenciesUnited States
Year: 1987 PMID: 3563503 DOI: 10.1126/science.3563503
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728