31.   Battering is the leading cause of serious injury to American women, and getting hurt that way is more common than from muggings and car crashes combined.

32.   Being hit by boats are the leading single cause of death for manatees.

33.   Believes the breakdown of the marriage-based family is the leading cause of crime.

34.   Because of the Pap test, cervical cancer is no longer the leading cause of death among American women.

35.   Both believe sleep apnea is the leading cause of wrinkled sheets.

36.   Blood clots are a leading cause of fatal heart seizures.

37.   -- Traffic accidents are the leading cause of occupational injuries.

38.   A fifth of the samples were contaminated by salmonella, a leading cause of food poisoning.

39.   A gene linked to a leading cause of infertility in women was identified this week by Boston and Philadelphia researchers.

40.   A leading cause of breakdowns is a weak battery.