1.   The report ascribes the rise in childhood asthma to the increase in pollution.

2.   The polytechnic has employed research student Jo Denn to see whether a link can be established between childhood asthma and atmospheric pollution.

3.   Along with pet dander, dust mites have been implicated in the recent upsurge in childhood asthma.

4.   DeLollis believes the bacterium may be a significant cause of childhood asthma, which is on the increase throughout the developed world.

5.   Doctors have long believed that the ozone in automobile pollution contributes to childhood asthma, a major and worsening problem.

6.   For reasons that remain the subject of debate, childhood asthma has also increased significantly.

7.   Insurers such as United Health Plans of New England, the largest HMO in Rhode Island, cite their success with childhood asthma.

8.   Not long ago, he testified, a university researcher had requested approval for a test of a new anti-inflammatory treatment for childhood asthma.

9.   One day, for example, actor Paul Sorvino discussed his childhood asthma and the bitter custody battle waged by his parents when he was a kid.

10.   Persistent childhood asthma is believed to alter the linings of the air passages in a way that can lead to obstructive pulmonary disease later in life.