[Critical analysis of 30 cases of early gastric cancer].
D000328:Adult; D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013274:Stomach Neoplasms / Q000453:epidemiology* / Q000401:mortality