Overview of Changes to Asthma Guidelines: Diagnosis and Screening SUSAN M. POLLART, MD, MS, and KURTIS S. ELWARD, MD, MPH, Department of Family Medicine, University of Virginia School of Medicine, Charlottesville, Virginia http://www.aafp.org/afp/2009/0501/p761.html Am Fam Physician. 2009 May 1;79(9):761-767. Summary Canadian Asthma Guidelines Click to access 2012_cts_slim_jim_asthma_en.pdf All Canadian Asthma Guidelines http://www.respiratoryguidelines.ca/guideline/asthma