TY - BOOK AU - Posner,Mitchell C. AU - Vokes,Everett E. AU - Weichselbaum,Ralph R. ED - American Cancer Society. TI - Cancer of the upper gastrointestinal tract SN - 1550091018 (hbk.) PY - 2002/// CY - Hamilton PB - B.C. Decker KW - Intestinal Neoplasms KW - Stomach Neoplasms KW - Esophageal Neoplasms N1 - Includes index; Includes bibliographical references ER -