Fig. 2From: SOURCE: a phase 3, multicentre, randomized, double-blind, placebo-controlled, parallel group trial to evaluate the efficacy and safety of tezepelumab in reducing oral corticosteroid use in adults with oral corticosteroid dependent asthmaStudy design. aPatients who enrol in the extension study on the same day as the end-of-treatment visit in SOURCE will not attend follow-up visits at week 54 and week 60. OCS, oral corticosteroids; Q4W, every 4 weeks; s.c., subcutaneousBack to article page