[1] Mersana Therapeutics Inc, Cambridge, MA USA
[2] US Oncol Res New York Onc Hem, Albany, NY USA
[3] Virginia G Piper Canc Ctr ITGEN, Scottsdale Clin Res Inst, Scottsdale, AZ USA
[4] Mersana Therapeut Inc, Cambridge, MA USA
[5] Covance Labs Inc, Madison, WI USA
[6] Univ Maryland, Greenebaum Canc Ctr, Baltimore, MD 21201 USA