Primary malignant lymphoma of the stomach--a diagnostic enigma.
D000368:Aged; D005260:Female; D005743:Gastrectomy; D005773:Gastroscopy; D006801:Humans; D066298:In Vitro Techniques; D008223:Lymphoma / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000175:diagnosis*