[1] Western Univ Hlth Sci, Los Angeles, CA USA
[2] City Hope Natl Med Ctr, Duarte, CA USA
[3] Sandra & Edward Meyer Canc Ctr, New York, NY USA
[4] Washington Univ, Sch Med, St Louis, MO USA
[5] Univ Arizona, Ctr Canc, Tucson, AZ USA
[6] Univ Utah, Hunstman Canc Inst, Salt Lake City, UT USA
[7] Virginia Canc Specialists, Fairfax, VA USA
[8] Rexahn Pharmaceut Inc, Rockville, MD USA