1. Chronic obstructive pulmonary disease: molecular and cellular mechanisms;Barnes;Eur Respir J,2003
2. Chronic obstructive pulmonary disease: an overview of pathology and pathogenesis;Hogg;Novartis Found Symp,2001
3. Reflex regulation of airway smooth muscle tone;Canning;J Appl Physiol,2006
4. Chronic obstructive pulmonary disease: management of chronic obstructive pulmonary disease in adults in primary and secondary care;National Clinical Guideline Centre,2010
5. Inhaled corticosteroids for the treatment of chronic asthma in adults and children aged 12 years and over;National Institute for Health and Clinical Excellence,2008