Smoking--a serious health problem in China.
Weng
X Z
XZ
D000293:Adolescent; D000328:Adult; D002681:China; D003327:Coronary Disease / Q000401:mortality; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology; D008297:Male; D012907:Smoking / Q000009:adverse effects* / Q000453:epidemiology