Intestinal parasites and epidemiology of Australia antigen in Africa.
D000349:Africa; D002353:Carrier State / Q000150:complications; D006373:Helminthiasis / Q000150:complications*; D006511:Hepatitis B Antigens; D006515:Hepatitis B virus / Q000302:isolation & purification*; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000150:complications*
D006511:Hepatitis B Antigens