Clinical stroke trials: guarding against bias.
Goldstein
L B
LB
Brott
T G
TG
Kothari
R U
RU
Smith
W S
WS
D002561:Cerebrovascular Disorders / Q000188:drug therapy*; D002986:Clinical Trials as Topic / Q000331:legislation & jurisprudence; D004992:Ethics, Medical; D006801:Humans; D015588:Observer Variation