[1] Univ Alabama, Birmingham, AL USA
[2] Univ Wisconsin, Madison, WI 53706 USA
[3] Hosp Gen Valle Hebron, Barcelona, Spain
[4] Fox Chase Canc Ctr, Philadelphia, PA 19111 USA
[5] Univ Colorado, Aurora, CO USA
[6] Emory Univ, Atlanta, GA 30322 USA
[7] Univ Gdansk, PL-80952 Gdansk, Poland
[8] Merck KGaA, Darmstadt, Germany
[9] ImClone Syst, Branchburg, NJ USA
[10] Univ Texas, MD Anderson Canc Ctr, Houston, TX 77030 USA