GP utilisation by education level among adults with COPD or asthma: a cross-sectional register-based study
Crossref DOI link: https://doi.org/10.1038/npjpcrm.2016.27
Published Online: 2016-06-09
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Hetlevik, Øystein
Melbye, Hasse
Gjesdal, Sturla
Text and Data Mining valid from 2016-06-09
Version of Record valid from 2016-06-09
Article History
Received: 3 October 2015
Revised: 9 March 2016
Accepted: 1 April 2016
First Online: 9 June 2016
Competing interests
: The authors declare no conflict of interest.