[1] Univ N Carolina, Lineberger Canc Ctr, Chapel Hill, NC 27599 USA
[2] Johns Hopkins Sch Med, Baltimore, MD 21205 USA
[3] Amer Soc Clin Oncol, Alexandria, VA 22314 USA
[4] Res Advocacy Network, Plano, TX 75093 USA
[5] Mem Sloan Kettering Canc Ctr, New York, NY 10022 USA
[6] Princess Margaret Hosp, Toronto, ON, Canada
[7] Yale Canc Ctr, New Haven, CT 06510 USA
[8] Univ Hosp Seidman Canc Ctr, Cleveland, OH 44106 USA
[9] Dana Farber Harvard Canc Ctr, Boston, MA 02115 USA