Placebos and placebo effects in medicine: historical overview.
de Craen
A J
AJ
Department of Clinical Epidemiology and Biostatistics, Academic Medical Centre-University of Amsterdam, The Netherlands. AJMdeCraen@epi.azl.nl
Kaptchuk
T J
TJ
Tijssen
J G
JG
Kleijnen
J
J
D015987:Effect Modifier, Epidemiologic; D013502:General Surgery / Q000266:history; D049671:History, 18th Century; D049673:History, 20th Century; D049691:History, Medieval; D006801:Humans; D015990:Placebo Effect; D010919:Placebos / Q000266:history; D012106:Research / Q000266:history; D012107:Research Design
D010919:Placebos