1. significant association between the asthma limitation of this study is the lack of
2. visits and ambient ozone concentrations personal exposure assessment. Another
3. (p= 0.000 1). Approximately 14% of asthma study has shown that prior exposure to
4. visits were associated with the combined ozone in a controlled laboratory setting in
5. variables of temperature and ozone. asthmatic adolescent subjects potentiates It is not well established whether out- the pulmonary function decrements seen