Gastroscopy and lymphoma of the stomach.
D004066:Digestive System Diseases; D005773:Gastroscopy; D006801:Humans; D008223:Lymphoma; D009369:Neoplasms; D013270:Stomach / Q000175:diagnosis*; D013274:Stomach Neoplasms
DIGESTIVE SYSTEM/diseases; STOMACH/examination; STOMACH/tumors