28LBA A phase 1 study of PF-06647020, an antibody-drug conjugate targeting PTK7, in patients with advanced solid tumors. (September 2015) - Tolcher, A.W.; Calvo, E.; Maitland, M.L.; Gibson, B.; Xuan, D.; Joh, T.; Jackson-Fischer, A.; Damelin, M.; Barton, J.; Xin, X.; Sachdev, J.C.