title: Discussion.
authors.affiliation: Department of Health Research and Policy, Stanford University, Palo Alto, California 94305, U.S.A.
authors.forename: Lu
authors.initials: L
authors.lastname: Tian
mesh_terms: D014408:Biomarkers, Tumor / Q000097:blood*; D001699:Biometry / Q000379:methods*; D001943:Breast Neoplasms / Q000097:blood* / Q000628:therapy*; D003627:Data Interpretation, Statistical; D005260:Female; D006801:Humans; D008297:Male; D017063:Outcome Assessment, Health Care / Q000379:methods*
chemical_list: D014408:Biomarkers, Tumor