Is there a need to control the placebo in placebo controlled trials?
Heart
.
1997 Feb;77(2):95-6.
doi: 10.1136/hrt.77.2.95.
Authors
A J De Craen
,
J G Tijssen
,
J Kleijnen
PMID:
9068385
PMCID:
PMC484651
DOI:
10.1136/hrt.77.2.95
No abstract available
Publication types
Editorial
MeSH terms
Humans
Placebos*
Randomized Controlled Trials as Topic*
Research
Substances
Placebos