TY  - RPRT
TI  - Gastrointestinal malignancies.
AU  - J D Ahlgren
PY  - 2001
DO  - 10.1016/s0095-4543(05)70058-0
UR  - https://pubmed.ncbi.nlm.nih.gov/11483449/
ID  - 11483449
ER  -