1. Choosing Wisely® recommendation analysis: prioritizing opportunities for reducing inappropriate care : imaging for uncomplicated headache Author(s): Reed, Sarah Jane, authorPearson, Steve, author Publication: [Boston, MA] : Institute for Clinical and Economic Review, [2015] Subject(s): Diagnostic ImagingHeadache -- diagnosisUnnecessary Procedures -- statistics & numerical dataCost SavingsSocieties, MedicalHumansUnited States