1. Global Initiative for Asthma (GINA) Global Strategy for Asthma Management and Prevention (update 2010) 2010 www.ginasthma.org
2. Expert Panel Report 3 (EPR-3): Guidelines for the Diagnosis and Management of Asthma-Summary Report 2007;National Asthma Education and Prevention Program;J Allergy Clin Immunol,2007
3. International Primary Care Respiratory Group (IPSRG) Guidelines: diagnosis of respiratory diseases in primary care;Levy;Prim Care Respir J,2006
4. British Guideline on the Management of Asthma;British Thoracic Society Scottish Intercollegiate Guidelines Network;Thorax,2008
5. Suboptimal asthma control: prevalence, detection and consequences in general practice;Chapman;Eur Respir J,2008