Prognostic significance of vascular endothelial growth factor and cyclooxygenase 2 expression in patients receiving preoperative chemoradiation for esophageal cancer. - Kulke,M.H.; Odze,R.D.; Mueller,J.D.; Wang,H.; Redston,M.; Bertagnolli,M.M. (J Thorac Cardiovasc Surg, 2004)