%0 Journal Article
%B BMC Pulm Med
%D 2017
%G eng
%N 1
%P 65
%R 10.1186/s12890-017-0401-y
%T Efficacy of budesonide/formoterol maintenance and reliever therapy compared with higher-dose budesonide as step-up from low-dose inhaled corticosteroid treatment.
%V 17