title: A framework for comparing data collection methods for measuring costs and other outcomes that are aggregated over time.
authors.forename: Kevin D
authors.initials: KD
authors.lastname: Frick
authors.forename: Melissa A
authors.initials: MA
authors.lastname: Clark
mesh_terms: D001766:Blindness / Q000191:economics*; D003365:Costs and Cost Analysis / Q000706:statistics & numerical data; D003625:Data Collection / Q000379:methods*; D017048:Health Care Costs; D006801:Humans; D017063:Outcome Assessment, Health Care / Q000191:economics*