References
- Guidotti T. L. Consistency of diagnostic criteria for asthma from Laënnec (1819) to the National Asthma Education Program (1991). J Asthma 1994; 31: 329–338
- National Asthma Education Program. Guidelines for the Diagnosis and Management of Asthma: Expert Panel Report. Publication No. 91–3042, U.S. Department of Health and Human Services, Bethesda, MD 1991
- National Heart, Lung, and Blood Institute. International Consensus Report on Diagnosis and Treatment of Asthma. Publication No. 92–3091, U.S. Department of Health and Human Services, Bethesda, MD 1992