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Do randomized clinical trials with inadequate blinding report enhanced placebo effects for intervention groups and nocebo effects for placebo groups? A protocol for a meta-epidemiological study of PDE-5 inhibitors
Frederik Feys, Geertruida E Bekkering, Kavita Singh, Dirk DevroeyVolume:
1
Language:
english
DOI:
10.1186/2046-4053-1-54
Date:
December, 2012
File:
PDF, 205 KB
english, 2012