title: Accuracy and precision of the USCOM: does a meta-analysis provide the answer?
authors.forename: L
authors.initials: L
authors.lastname: Huang
authors.forename: L A H
authors.initials: LA
authors.lastname: Critchley
mesh_terms: D002302:Cardiac Output; D015150:Echocardiography, Doppler; D006801:Humans; D016343:Monitoring, Intraoperative / Q000379:methods*