Dry-powder inhalers in patients with persistent airflow limitation: usability and preference
Crossref DOI link: https://doi.org/10.1186/s40248-016-0068-x
Published Online: 2016-09-05
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Dal Negro, Roberto W.
Povero, Massimiliano