 STUDY EVALUATING THE 24-HOUR PULMONARY FUNCTION PROFILE OF FLUTICASONE FUROATE FF GW642444 VILANTEROL VI INHALATION POWDER 10025MCG ONCE DAILY COMPARED WITH FLUTICASONE PROPIONATESALMETEROL INHALATION POWDER 25050MCG TWICE DAILY IN SUBJECTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE COPD: 