[1] UTSW, Radiat Oncol, Dallas, TX USA
[2] Nrg Oncol, RTOG, Philadelphia, PA USA
[3] Univ Texas MD Anderson Canc Ctr, Radiat Oncol, Houston, TX 77030 USA
[4] Mayo Clin, Radiat Oncol, Scottsdale, AZ USA
[5] Suny Upstate Med Ctr, Radiat Oncol, Syracuse, NY USA
[6] Univ Alabama Birmingham, Radiat Oncol, Birmingham, AL USA
[7] Washington Univ, Med Phys, St Louis, MO USA
[8] Thomas Jefferson Univ, Med Phys, Philadelphia, PA 19107 USA
[9] Texas Oncol, Radiat Oncol, Sugar Land, TX USA
[10] Michigan Canc Res Consortium Ccop, Radiat Oncol, Livonia, MI USA
[11] Washington Univ, Radiat Oncol, St Louis, MO USA
[12] Upmc Canc Ctr, Radiat Oncol, Farrell, PA USA
[13] Christiana Care Hlth Syst, Radiat Oncol, Newark, DE USA
[14] Florida Radiat Oncol Grp, Radiat Oncol, Jacksonville, FL USA
[15] Ottawa Hosp Reg Canc Ctr, Radiat Oncol, Ottawa, ON, Canada