1.   The other major target group is those hospitalised with infectious illnesses.

2.   Among other things, drug-producing animals will have to be certified as free of mad cow disease or other serious infectious illnesses.

3.   About two-thirds of cases are preceded by an infectious illness, usually a respiratory illness or gastroenteritis.

4.   Prion diseases appear to be a category of infectious illness distinct from those caused by more common contagious organisms such as viruses or bacteria.

5.   Russia is not alone among the countries of the former Soviet Union in facing the surge of infectious illness.

6.   He said poor hygiene standards were to blame for an explosion in cases of the highly infectious illness over the past five years.

7.   Salmonella is an infectious illness caused by the bacteria of the same name which is found in chicken and food.