[1] Emory Univ, Rollins Sch Publ Hlth, Dept Epidemiol, Atlanta, GA 30322 USA
[2] Aarhus Univ Hosp, Dept Clin Epidemiol, Aarhus, Denmark
[3] Univ Vermont, Dept Surg, Robert Larner MD Coll Med, Burlington, VT 05405 USA
[4] Emory Univ, Rollins Sch Publ Hlth, Dept Biostat & Bioinformat, Atlanta, GA 30322 USA
[5] Aarhus Univ Hosp, Inst Pathol, Aarhus, Denmark
[6] Odense Univ Hosp, Dept Clin Biochem & Pharmacol, Odense, Denmark
[7] Univ Southern Denmark, Dept Clin Res, Odense, Denmark
[8] Aarhus Univ Hosp, Randers Reg Hosp, Breast Unit, Aarhus, Denmark
[9] Danish Breast Canc Grp, Copenhagen, Denmark
[10] Rigshosp, Copenhagen, Denmark
[11] Stanford Univ, Dept Hlth Res & Policy Epidemiol, Stanford, CA 94305 USA