title: Informed consent. Trials that use Zelen's procedure should be acceptable.
authors.forename: A
authors.initials: A
authors.lastname: House
authors.forename: P
authors.initials: P
authors.lastname: Knapp
mesh_terms: D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans; D007258:Informed Consent; D016032:Randomized Controlled Trials as Topic / Q000379:methods