31.   Before AIDS, many health care experts believed that large-scale infectious diseases were a thing of the past.

32.   Infectious diseases are spreading among many of the flood victims.

33.   ...infectious diseases such as measles.

34.   Some of the most unusual features are in the infectious disease ward.

35.   HEPATITIS B is the most serious occupational infectious disease threatening healthcare workers today, a group of international specialists has agreed.

36.   This information was derived from an analysis of the claims received by the German occupational accident insurers BGW for occupationally-acquired infectious diseases.

37.   Final microbiological diagnosis was made by two infectious disease specialists who weighed all available clinical evidence.

38.   The different ways in which superantigens activate T cells casts light on the pathogenesis of infectious disease.

39.   A highly infectious disease is killing huge numbers of black sea urchins in the Caribbean and the Florida Keys.

40.   It warns that this could increase the dangers of AIDS and other serious infectious diseases.