1. Survey of asthma practice among emergency physicians [see comments];Emerman;Chest,1996
2. Management of acute asthma: a survey of hospital practice and comparison between thoracic and general physicians in Birmingham and Manchester;Osman;Br J Dis Chest,1987
3. [Mortality of severe asthma in Danish intensive care units in 1988. A questionnaire study];Toft;Ugeskr Laeger,1990
4. U.S. Department of Health and Human Services, Public health Service, National Institutes of Health, National Heart, Lung, and Blood Institute, 2, Practical guide for the diagnosis and management of asthma, October 1997, 1, 52