Clinical investigation: but why?
Hazzard
W R
WR
VA Puget Sound Health Care System, Seattle, Washington 98108, USA.
D002985:Clinical Protocols; D002986:Clinical Trials as Topic; D006801:Humans; D009316:National Institutes of Health (U.S.); D017712:Peer Review, Research; D012106:Research; D014481:United States