Design of the randomized, controlled sequential staged treatment of emphysema with upper lobe predominance (STEP-UP) study
Crossref DOI link: https://doi.org/10.1186/1471-2466-14-190
Published Online: 2014-12-03
Published Print: 2014-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Valipour, Arschang
Herth, Felix JF
Eberhardt, Ralf
Shah, Pallav L
Gupta, Avina
Barry, Robert
Henne, Erik
Bandyopadhyay, Sourish
Snell, Greg
License valid from 2014-12-01
Article History
Received: 27 May 2014
Accepted: 21 November 2014
First Online: 3 December 2014