Galper BZ, Moran A, Coxson PG, Pletcher MJ, Heidenreich P, Lazar LD, Rodondi N, Wang YC, Goldman L. Using stress testing to guide primary prevention of coronary heart disease among intermediate-risk patients: a cost-effectiveness analysis. Circulation. 2012 Jan 17;125(2):260–70. PMID: 22144567; PMCID: PMC3265963.