title: Reply from the authors.
authors.forename: B
authors.initials: B
authors.lastname: Bataille
mesh_terms: D002302:Cardiac Output; D003422:Critical Care / Q000379:methods*; D004452:Echocardiography / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D008991:Monitoring, Physiologic / Q000295:instrumentation* / Q000379:methods*