What are the effects of the fifth revision of the Declaration of Helsinki?
Tollman
S M
SM
School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Parktown 2193, South Africa. 081stol@chiron.wis.ac.za
Bastian
H
H
Doll
R
R
Hirsch
L J
LJ
Guess
H A
HA
D018849:Controlled Clinical Trials as Topic / Q000592:standards; D003906:Developing Countries; D004345:Drug Industry / Q000592:standards; D006381:Helsinki Declaration; D006805:Human Experimentation; D006801:Humans; D038622:Internationality; D010344:Patient Advocacy; D010919:Placebos; D012106:Research / Q000592:standards; D035862:Vulnerable Populations
D010919:Placebos