Engelshoven, J.M. van

patient angiography mr angiography group imaging ct angiography willingness health study disease artery stenosis difference duplex sonography revascularization strategy result mr group willingness-to-pay stenosi value preference artery duplex hospital month ct group radiology analysis baseline table sonography imaging tests 6 months procedure outcome therapy ct angiography revascularization trial follow-up score signi improvement imaging test percutaneou question sensitivity number treatment rank order signi ficant difference hypertension scale ficant time questions method subtraction angiography patient outcomes quality measure netherland intervention cta group 3 months randomized comparison practice answer 2 weeks cost-effectiveness utility investment costs mra group state subtraction quality-of-life time value protest answers signi ficant order questionnaire