[An analysis of risk factors of lung cancer in Harbin City].
Hu
J F
JF
D000293:Adolescent; D000328:Adult; D001991:Bronchitis / Q000150:complications; D002681:China; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology* / Q000209:etiology; D008297:Male; D008875:Middle Aged; D012044:Regression Analysis; D012189:Retrospective Studies; D012307:Risk Factors; D012907:Smoking