Affiliation: | (1) The Gastrointestinal Section, Solid Tumor Service, Department of Medicine, Memorial Sloan-Kettering Cancer Center, Cornell University Medical College, New York, NY, USA;(2) Division of Medical Oncology, Department of Medicine, University of Maryland, University of Maryland Cancer Center, Baltimore, Maryland, USA;(3) 1275 York Avenue, 10021 New York, NY, USA |