Assessing community-based approaches to asthma control: The controlling asthma in American cities project
More than 30 million people in the USA have been diagnosed with asthma during their lifetime. Of the 20 million US residents who currently have asthma, 12 million have had an asthma episode or attack during the past year. Asthma affects people of all races, both sexes, and all ages, and in every region of the USA. However, asthma occurs more often among children, women and girls, African Americans, Puerto Ricans, people in the Northeast, those living below the federal poverty level, and those with particular work-related exposures....