THE INVESTIGATIONAL DRUG BRANCH: A REVIEW OF OBJECTIVES AND FUNCTION.
D004345:Drug Industry; D015507:Drugs, Investigational; D007883:Legislation, Medical; D004364:Pharmaceutical Preparations; D012106:Research; D014481:United States
D015507:Drugs, Investigational; D004364:Pharmaceutical Preparations
DRUG INDUSTRY; DRUGS; LEGISLATION, MEDICAL; RESEARCH; UNITED STATES