title: Measuring diaphragm shortening using ultrasonography to predict extubation success.
authors.forename: Gerard J
authors.initials: GJ
authors.lastname: Criner
mesh_terms: D060666:Airway Extubation / Q000592:standards*; D003964:Diaphragm / Q000000981:diagnostic imaging*; D006801:Humans; D012121:Respiration, Artificial / Q000379:methods*; D014463:Ultrasonography; D015300:Ventilator Weaning / Q000379:methods*
keywords: Assisted Ventilation; Respiratory Measurement; Respiratory Muscles