general or unspecified; prefer specifics; refers to all organs and accessory organs (biliary, liver, and pancreas) of the DIGESTIVE TRACT: do not confuse with GASTROINTESTINAL NEOPLASMS (eosphagus, stomach and intestines only); coordinate with histological type of neoplasm
AQL
BL BS CF CH CI CL CN CO DG DH DI DT EC EH EM EN EP ET GE HI IM ME MI MO NU PA PC PP PS PX RH RT SC SU TH UL UR VE VI