[1] Sutter Res Inst, Palo Alto Med Fdn, Calif Pacific, Palo Alto, CA USA
[2] Roswell Pk Comprehens Canc Ctr, Clin Trial Dev Div, Biostat & Bioinformat, NRG Oncol, Buffalo, NY USA
[3] Penn State Hershey Med Ctr, Hershey, PA USA
[4] Univ Arizona, Creighton Univ, Arizona Oncol US Oncol Network, Sch Med,St Josephs Hosp,Coll Med, Phoenix, AZ USA
[5] Stanford Univ, Sch Med, Stanford, CA 94305 USA
[6] Duke Univ, Durham, NC USA
[7] Indiana Univ, Indianapolis, IN 46204 USA
[8] Ohio State Univ, Med Ctr, Columbus, OH 43210 USA
[9] Oklahoma Univ Hosp, Stephenson Canc Ctr, Oklahoma City, OK USA
[10] H Lee Moffitt Canc Ctr & Res Inst, Tampa, FL USA
[11] Uniformed Serv Univ Hlth Sci, Walter Reed Natl Mil Med Ctr, Bethesda, MD 20814 USA
[12] Womens Canc Ctr Nevada, Las Vegas, NV USA
[13] Univ Calif Irvine, Irvine, CA USA
[14] Riverside Methodist Hosp, Columbus, OH 43214 USA