The opposite of a blind trial is an open trial.
Echinagard treatment shortens the course of the common cold: a double blind, placebo-controlled clinical trial.
Randomised double blind controlled trial of cyclosporin in multiple sclerosis.
Blaise had only a vague memory of the blind Senator's trial.
There are two levels of the treatment, drug, and placebo, administered to male and female patients in a double blind trial.
When was there ever a blind trial of the effect that modern comprehensive schools actually have?
He led the first double blind clinical trial of levodopa, the standard treatment for the disease.
Such a design is called a double blind trial.
An eight-week double blind trial involved 20 obese patients.
Results of a prospective placebo controlled double blind trial.