title: Is myocardial contrast echocardiography ready to assume 'gold standard' status for quantification of collateral flow in humans?
authors.forename: Jos
authors.initials: J
authors.lastname: Spaan
authors.forename: Maria
authors.initials: M
authors.lastname: Siebes
mesh_terms: D003097:Collateral Circulation / Q000502:physiology*; D003326:Coronary Circulation / Q000502:physiology*; D023921:Coronary Stenosis / Q000503:physiopathology*; D004452:Echocardiography / Q000592:standards; D006801:Humans