trial where both the patient/subject receiving the treatment and the researcher/assessment do not know what treatment was given (e.g., placebo, treatment).
klinično preskušanje, pri katerem niti bolnik/preskušanec niti raziskovalec/ocenjevalec ne ve, katero zdravljenje je bilo dano (npr. placebo, učinkovina v preskušanju) (sl)
trial where both the patient/subject receiving the treatment and the researcher/assessment do not know what treatment was given (e.g., placebo, treatment). (en)