[1] Dartmouth Coll, Geisel Sch Med, Dept Biomed Data Sci, One Med Ctr Dr,HB 7261, Lebanon, NH 03756 USA
[2] Dartmouth Hitchcock Med Ctr, Dept Radiol, Lebanon, NH 03756 USA
[3] Univ Calif San Francisco, Sch Med, Dept Radiol, San Francisco, CA 94143 USA
[4] Carney Hosp, Dept Internal Med, Dorchester, MA 02124 USA
[5] Dartmouth Coll, Geisel Sch Med, Lebanon, NH 03756 USA
[6] Dartmouth Coll, Geisel Sch Med, Dept Epidemiol, Lebanon, NH 03756 USA
[7] Dartmouth Coll, Dept Comp Sci, Hanover, NH 03755 USA