61.   John Mellencamp and Roger Daltrey canceled tours in recent weeks because of a heart condition and respiratory problems, respectively.

62.   Long-term exposure, they say, could lead to respiratory problems.

63.   Meanwhile, in Paris doctors have reported a spurt in asthmatic and other respiratory problems.

64.   Most at risk are the elderly, people with respiratory problems and children, especially children growing up in urban environments where pollution levels are highest.

65.   Mrs. Gilapa fears for the health of her year-old son, Brian, who suffers from severe respiratory problems and often coughs up thick mucous.

66.   Ms. Egan, who also has respiratory problems and gets about mostly in a wheelchair after a recent automobile accident, saw her daughter the day before she died.

67.   More people complaining of respiratory problems have been going to the emergency department of Maricopa Medical Center this week, Nurse Manager Robin Talmadge said.

68.   Nellcor makes devices that monitor patients with respiratory problems while Puritan-Bennett provides treatment and therapy products for respiratory patients.

69.   NOx also is an ingredient in ozone, a gas that weakens plants and causes respiratory problems.

70.   Ntakirutimana is hospitalized with worsening stomach and respiratory problems.