[Lymph node metastasis in early gastric cancer].
D000368:Aged; D005260:Female; D006801:Humans; D008198:Lymph Nodes; D008207:Lymphatic Metastasis; D008297:Male; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000150:complications; D013276:Stomach Ulcer / Q000150:complications