W M Cobb. Show Affiliations »
Abstract
Mesh: See more » African Americans/historyHistory, 19th CenturyHistory, 20th CenturyUnited States
Year: 1970 PMID: 4918956 PMCID: PMC2611847
Source DB: PubMed Journal: J Natl Med Assoc ISSN: 0027-9684 Impact factor: 1.798