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Learning about clinical trials: the Western multicentre,randomized,double-blind, placebo-controlled clinical trial on the effect of caffeine on alertness and cardiovascular parameters
OSTBYE CHERYL PAUSE ORTRUN MEISSNER, TRULSVolume:
20
Language:
english
Journal:
Medical Teacher
DOI:
10.1080/01421599881237
Date:
January, 1998
File:
PDF, 185 KB
english, 1998