title: Response.
authors.affiliation: Critical Care Unit, CHU Purpan, INSERM U825. Toulouse, France. Electronic address: silvastein@me.com.
authors.forename: Stein
authors.initials: S
authors.lastname: Silva
mesh_terms: D015150:Echocardiography, Doppler / Q000379:methods*; D005260:Female; D006801:Humans; D007362:Intensive Care Units; D008297:Male; D019095:Point-of-Care Systems; D012128:Respiratory Distress Syndrome / Q000000981:diagnostic imaging*; D018608:Ultrasonography, Doppler / Q000379:methods*