[1] Yale Univ, Sch Med, New Haven, CT USA
[2] Fred Hutchinson Canc Res Ctr, Swog Stat Ctr, 1124 Columbia St, Seattle, WA 98104 USA
[3] Duke Univ, Durham, NC USA
[4] Vanderbilt Ingram Canc Ctr, Nashville, TN USA
[5] Kaiser Permanente, Bellflower, CA USA
[6] Kaiser Permanente, Portland, OR USA
[7] Yale Sch Med, New Haven, CT USA
[8] Univ Calif Davis, Ctr Comprehens Canc, Sacramento, CA USA
[9] Univ Calif Davis, Ctr Comprehens Canc, Div Hem Oncol, Sacramento, CA USA