title: [Non-Hodgkin's lymphoma with gastrointestinal involvement in the stomach and appendix: case report].
mesh_terms: D001063:Appendiceal Neoplasms / Q000473:pathology*; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009361:Neoplasm Invasiveness; D013274:Stomach Neoplasms / Q000473:pathology*