[Case-control study on nasopharyngeal carcinoma].
Na
Y J
YJ
Hu
M X
MX
D000328:Adult; D000818:Animals; D002648:Child; D002681:China; D004812:Epidemiologic Methods; D005260:Female; D005399:Fishes; D005519:Food Preservation; D006801:Humans; D008297:Male; D009303:Nasopharyngeal Neoplasms / Q000453:epidemiology / Q000209:etiology*; D012044:Regression Analysis; D012307:Risk Factors