1. Lenney J, Innes JA, Crompton GK. Inappropriate inhaler use: assessment of use and patient preference of seven inhalation devices. Resp Med 2000; 94: 496–500.
2. Thompson J, Irvine T, Grathwohl K et al. Misuse of meter-dose inhalers. Chest 1994; 105: 715–7.
3. Anhoj J, Bisgaard H, Lipwort BJ. Effect of electrostatic charge in plastic spacers on the lung delivery of HFA-salbutamol in children. Br J Clin Pharmacol 1999; 47: 333–6.
4. Leach CL. Improved delivery of inhaled steroids to the large and small airways. Respir Med 1998; 92 (Suppl. A): 3–8.
5. Borgstom LE, Bondesson F, Moren E еt al. Lung deposition of budesonide inhaled via Turbuhaler: a comparison with terbutaline sulphate in normal subject. Eur Respir J 1994; 7: 69–73.
6. Lenney J, Innes JA, Crompton GK. Inappropriate inhaler use: assessment of use and patient preference of seven inhalation devices. Resp Med 2000; 94: 496–500.
7. Global Strategy for Asthma Management and Prevention, Workshop Report (updated 2009). www.ginashtma.org
8. Reddel TW, Barnes DJ. Pharmacological strategies for self-management of asthma exacerbations. Eur Respir J 2006; 28 (1): 182–99.
9. Leach CL et al. Chest 2002; 122: 610–6.
10. Leach CL et al. J Aerosol Med 2006; 19: 117–26.
11. Martin RJ. J Allergy Clin Immunol 2002; 109: S447–60.