title: Fostering the exchange of real-life data across different countries to answer primary care research questions: a protocol for an UNLOCK study from the IPCRG.
authors.affiliation: International Primary Care Respiratory Group, Edinburgh, UK.
authors.forename: Liza
authors.initials: L
authors.lastname: Cragg
authors.affiliation: International Primary Care Respiratory Group, Edinburgh, UK.
authors.forename: Siân
authors.initials: S
authors.lastname: Williams
authors.affiliation: Department of General Practice, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
authors.forename: Thys
authors.initials: T
authors.lastname: van der Molen
authors.affiliation: Faculty of Medicine, Primary Care and Population Sciences, University of Southampton, Southampton, UK.
authors.forename: Mike
authors.initials: M
authors.lastname: Thomas
authors.affiliation: Life and Health Sciences Research Institute, School of Health Sciences, University of Minho, Braga, Portugal.
authors.forename: Jaime
authors.identifier: http://orcid.org/0000-0001-6459-7908
authors.initials: J
authors.lastname: Correia de Sousa
authors.affiliation: Department of Public Health and Primary Care, Leiden University Medical Centre, Leiden, The Netherlands.
authors.forename: Niels H
authors.identifier: http://orcid.org/0000-0002-8607-9199
authors.initials: NH
authors.lastname: Chavannes