References
- American Thoracic Society. Proceedings of the ATS workshop on refractory asthma: current understanding, recommendations, and unanswered questions. Am J Respir Crit Care Med 2000; 162:2341–2351.
- Fleming L, Wilson N, Bush A. Difficult to control asthma in children. Curr Opin Allergy Clin Immunol 2007; 7:190–195.
- Expert Panel Report 3. Guidelines for the diagnosis and management of asthma. Bethesda MD: National Institutes of Health, National Asthma Education and Prevention Program; 2007. NIH Publication No. 08-4051. Available at: http://www.nhlbi.nih.gov/guidelines/asthma/asthgdln.pdf. Accessed February 12, 2008.
- Bush A. Diagnosis of asthma in children under five. Prim Care Respir J 2007; 16:7–15.
- Yong SC, Smith CM, Wach R, Kurian M, Primhak RA. Methacholine challenge in preschool children: methacholine induced wheeze versus transcutaneous oximetry. Eur Respir J 1999; 14:1175–1178.
- Springer C, Godfrey S, Picard E, Uwyyed K, Rotschild M, Hananya S, Efficacy and safety of methacholine bronchial challenge performed by auscultation in young asthmatic children. Am J Respir Crit Care Med 2000; 162:857–860.
- King CS, Moores LK. Clinical asthma syndromes and important asthma mimics. Respir Care 2008; 53:568–580.
- Weinberger M, Abu-Hasan M. Pseudo-asthma: when cough, wheezing, and dyspnea are not asthma. Pediatrics 2007; 120:855–864.
- Subramanyan R, Venugopalan P, Narayan R. Vascular rings: an important cause of persistent respiratory symptoms in infants and children. Indian Pediatr 2003; 40:951–957.
- Bakker DA, Berger RM, Witsenburg M, Bogers AJ. Vascular rings: a rare cause of common respiratory symptoms. Acta Paediatr 1999; 88:947–952.
- Turner A, Gavel G, Coutts J. Vascular rings – presentation, investigation and outcome. Eur J Pediatr 2005; 164:266–270.
- Stoica SC, Lockowandt U, Coulden R, Ward R, Bilton D, Dunning J. Double aortic arch masquerading as asthma for thirty years. Respiration 2002; 69:92–95.