title: Prone position in early and severe acute respiratory distress syndrome: a design for a definitive randomized controlled trial.
authors.forename: Spyros D
authors.initials: SD
authors.lastname: Mentzelopoulos
authors.forename: Charis
authors.initials: C
authors.lastname: Roussos
authors.forename: Spyros G
authors.initials: SG
authors.lastname: Zakynthinos
mesh_terms: D006801:Humans; D015337:Multicenter Studies as Topic / Q000379:methods; D016684:Prone Position / Q000502:physiology*; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012128:Respiratory Distress Syndrome / Q000503:physiopathology* / Q000628:therapy*