31.   In Africa, it is spread mostly by heterosexual contact in traditionally polygamous societies and by contaminated blood.

32.   In Africa, the disease is mostly spread through heterosexual contacts.

33.   In southern Africa, trucking routes are notorious conduits for the spread of the killer disease that is spread in the region mainly through heterosexual contact.

34.   In Kenya as in the rest of sub-Saharan Africa, AIDS is transmitted through heterosexual contact and intercourse.

35.   In traditionally polygamous African society, AIDS is spread mainly by heterosexual contact and contaminated blood.

36.   In polygamous African societies, AIDS is spread mainly by heterosexual contact and contaminated blood.

37.   In traditionally polygamous societies in Africa, AIDS is spread mainly by heterosexual contact or contaminated blood.

38.   The disease is most common through heterosexual contact in sub-Saharan Africa.

39.   The disease is spreading in this Caribbean nation through heterosexual contact.

40.   There is no known cure for AIDS, which is spread in Africa mainly by heterosexual contact and contaminated blood.