From the National Institutes of Health
JAMA
.
1994 Jun 8;271(22):1729.
doi: 10.1001/jama.271.22.1729.
Author
W R Harlan
PMID:
8196103
DOI:
10.1001/jama.271.22.1729
No abstract available
MeSH terms
Clinical Trials as Topic*
Databases, Factual
National Institutes of Health (U.S.)
Registries*
United States