The epidemiology and etiology of primary liver cancer: a current trend.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D014943:Global Health; D006801:Humans; D008103:Liver Cirrhosis / Q000150:complications; D008113:Liver Neoplasms / Q000453:epidemiology* / Q000209:etiology; D008297:Male; D008875:Middle Aged; D044469:Racial Groups; D012737:Sex Factors