Letter: Primary liver-cell carcinoma in the savannah country of northern Nigeria.
D006528:Carcinoma, Hepatocellular / Q000175:diagnosis / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis / Q000453:epidemiology*; D008297:Male; D009549:Nigeria