https://www.gsk.com/en-gb/media/press-releases/relvar-ellipta-significantly-improved-asthma-control-in-salford-lung-study-patients-compared-with-their-usual-care/
Endpoint: patients initiated with Relvar Ellipta had twice the odds of achieving improvement in asthma control than patients in usual care.
relvar elliptaasthma controlsignificantlyimprovedsalford