The multicenter, double-blind, randomized, placebo-controlled trial protocol was shown to be feasible and demonstrated the need for blinded randomized controlled trials to objectively measure the efficacy of balloon Eustachian tuboplasty.
The multicenter, double-blind, randomized, placebo-controlled trial protocol was shown to be feasible and demonstrated the need for blinded randomized controlled trials to objectively measure the efficacy of balloon Eustachian tuboplasty.