학술논문
Comparing clinically relevant improvement with umeclidinium/vilanterol and tiotropium/olodaterol in symptomatic copd: a randomised non-inferiority crossover trial: P275
Document Type
Academic Journal
Author
Source
Thorax. Dec 01, 2017 72 Suppl 3:A232-A233
Subject
Language
English
ISSN
0040-6376