Fig. 4From: A scintigraphy study of budesonide/glycopyrrolate/formoterol fumarate metered dose inhaler in patients with moderate-to-very severe chronic obstructive pulmonary diseaseRepresentative gamma scintigraphy posterior view images of 81mKr gas ventilation (left) and lung deposition of BGF (right) in a patient with a moderate COPD and a patient with b severe/very severe COPD (PP analysis set). 81mKr Krypton-81Â m, BGF budesonide/glycopyrrolate/formoterol fumarate, COPD chronic obstructive pulmonary disease, PP per protocolBack to article page