[1] Thomas Jefferson Univ, Philadelphia, PA 19107 USA
[2] Dana Farber Canc Inst, Boston, MA 02115 USA
[3] Dign Hlth St Josephs Hosp, Phoenix, AZ USA
[4] Univ Pittsburgh, Med Ctr, Canc Ctr Pavilion, Pittsburgh, PA USA
[5] Vanderbilt Univ, Sch Med, Nashville, TN 37212 USA
[6] Greater Baltimore Med Ctr, Towson, MD USA
[7] Albert Einstein Coll Med, Bronx, NY 10467 USA
[8] Montefiore Med Ctr, 111 E 210th St, Bronx, NY 10467 USA
[9] Winship Canc Inst, Atlanta, GA USA
[10] Ohio State Univ, Columbus, OH 43210 USA
[11] Univ Miami, Sylvester Comprehens Canc Ctr, Plantation, FL USA
[12] Christiana Care Hlth Syst, Helen F Graham Canc Ctr, Newark, DE USA
[13] Stanford Univ, Med Ctr, Palo Alto, CA 94304 USA
[14] VA Palo Alto, Palo Alto, CA USA
[15] Johns Hopkins Univ, Sch Med, Baltimore, MD USA
[16] Yale Sch Med, New Haven, CT USA