Overall asthma control achieved with budesonide/formoterol maintenance and reliever therapy for patients on different treatment steps. - Bateman, Eric D.; Harrison, Tim W.; Quirce, Santiago; Reddel, Helen K.; Buhl, Roland; Humbert, Marc; Jenkins, Christine R.; Peterson, Stefan; Östlund, Ollie; O'Byrne, Paul M.; Sears, Malcolm R.; Eriksson, Göran S. (Respiratory Research, 2011)