quadruple-blind clinical trial (Q108510128)
trial where typically patient/subject, care giver, assessor and investigator do not know what treatment was given (e.g, active vs. placebo)
Language:
other details
aliases quadruple blind trial
quadruple-blinded trial
quadruple-blinded study
quadruple-blind study
quadruple-masked study
quadruple-masked trial
quadruple-blinded clinical trial
quadruple-masked clinical trial
description trial where typically patient/subject, care giver, assessor and investigator do not know what treatment was given (e.g, active vs. placebo)