TY - JOUR T1 - Combination long-acting β<sub>2</sub>-agonists and inhaled corticosteroids in chronic obstructive pulmonary disease JF - Clinical Medicine JO - Clin Med SP - 470 LP - 470 DO - 10.7861/clinmedicine.4-5-470a VL - 4 IS - 5 AU - Andrew RL Medford Y1 - 2004/09/01 UR - http://www.rcpjournals.org/content/4/5/470.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -