Risk of exacerbation in chronic obstructive pulmonary disease: a primary care retrospective cohort study
Crossref DOI link: https://doi.org/10.1186/s12875-015-0387-6
Published Online: 2015-12-08
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Montserrat-Capdevila, Josep
Godoy, Pere
Marsal, Josep Ramon
Barbé, Ferran
Galván, Leonardo
License valid from 2015-12-01