RT Journal Article SR Electronic T1 Using biomarkers to adjust corticosteroid dose in patients with severe asthma JF Breathe JO Breathe FD European Respiratory Society SP 200324 DO 10.1183/20734735.0324-2020 VO 17 IS 1 A1 Jones, Thomas L. YR 2021 UL http://breathe.ersjournals.com/content/17/1/200324.abstract AB