11.   A toxic gas, ground level ozone is harmful to children who play outdoors, as well as people who have asthma or other respiratory illnesses.

12.   A wave of flu and respiratory illness has nearly exhausted supplies in the suburban Los Angeles of two of the newest flu-fighting drugs, pharmacists said.

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

14.   Afghanistan needs rural health clinics to keep weakened children from dying of respiratory illness, or diarrhea in the summer.

15.   Air pollution is so prevalent in China that respiratory illnesses claim more lives than cancer or heart disease.

16.   But as the years wore on, the mine workers were treated for various respiratory illnesses, and deaths from such illnesses slowly rose.

17.   But British researchers reported last year that in elderly people RSV might be as important as influenza viruses in causing serious and even fatal respiratory illness.

18.   But respiratory illnesses alone killed one-third more people in the world than AIDS.Worldwide, immunization systems were falling victim to bureaucratic infighting and donor fatigue.

19.   Children and the elderly are particularly susceptible to smog-related respiratory illnesses.

20.   Children younger than one year and those with asthma or other respiratory illnesses should avoid outoor activity, said Garza.