Single-masked Study
In a single-masked clinical study, only the investigator (not the participant) knows which medication or placebo was administered. (CDISC)
In a single-masked clinical study, only the investigator (not the participant) knows which medication or placebo was administered. (CDISC)
Support Provided by AbbVie, Amgen, AstraZeneca, Bristol Myers Squibb, Eisai, Genentech, Merck, and Sanofi.