Wang, Edward C.Y.; Gaebel, Kathryn A. - In: Disease Management and Health Outcomes 6 (1999) 2, pp. 83-91
Background: Asthma is a major public health problem in developed countries. In Canada, the prevalence of asthma is approximately 5 to 7%, with some provincial variation. A retrospective study using data collected in 1990 estimated the total costs of asthma in Canada to be between $Can504 million...