[1] Univ Calif Irvine, Sch Med, Irvine, CA USA
[2] Brown Univ, Sch Publ Hlth, Dept Biostat, Providence, RI USA
[3] Brown Univ, Ctr Stat Sci, Sch Publ Hlth, Providence, RI USA
[4] Brown Univ, Sch Publ Hlth, Dept Epidemiol, Providence, RI USA
[5] Kaiser Permanente NCI Community Oncol Res Program, Vallejo, CA USA
[6] NCORP, Vallejo, CA USA
[7] Metrominnesota Community Oncol Res Consortium, St Louis Pk, MN USA
[8] Missouri Baptist Hosp NCORP, St. Louis, MO USA
[9] Carolina Hlth Care, Florence, SC USA
[10] NCORP, Florence, SC USA
[11] Mary Bird Perkins Canc Ctr, Baton Rouge, LA USA
[12] Mercy Hosp, Joplin, MO USA
[13] Univ Hawaii, Canc Ctr, Honolulu, HI USA
[14] Marshfield Clin Fdn Med Res & Educ, Minocqua, WI USA
[15] PeaceHlth St Joseph Med Ctr, Bellingham, WA USA
[16] Massachusetts Gen Hosp, Canc Ctr, Boston, MA USA
[17] Wake Forest Univ Hlth Sci, Winston Salem, NC USA
[18] Northwestern Univ, Robert H Lurie Comprehens Canc Ctr, Chicago, IL USA
[19] Univ Michigan, Comprehens Canc Ctr, Ann Arbor, MI USA