Correspondence Corresponding author: Danish Center for Health Services Research, Department of Clinical Medicine, Aalborg University & Aalborg University Hospital; Center for General Practice, Aalborg University, Selma Lagerløfs Vej 249, 9260 Gistrup, Denmark. Affiliations Danish Center for Health Services Research, Department of Clinical Medicine, Aalborg University & Aalborg University Hospital, Aalborg, Denmark Center for General Practice, Aalborg University, Aalborg, Denmark