Abstract:Asthma is a chronic inflammation of the lung airways characterized by shortness of breath and wheezing. This disease affects about 12 million Americans, including 4 million children. Annually, asthma accounts for approximately 15 million physician visits, 479,000 hospitalizations, 1.2 million emergency room visits, and 10 million missed school days (S. T. Weiss et al., 1992). According to the Centers for Disease Control (1995), the morbidity and mortality associated with asthma have been on the rise in recent … Show more
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.