The Air Pollution Unit, Department of Environmental and Occupational Medicine, Institute of Public Health, The University of Aarhus, Aarhus,, Denmark
The Air Pollution Unit, Department of Environmental and Occupational Medicine, Institute of Public Health, The University of Aarhus., Aarhus, Denmark
Aarhus University Hospital, Aarhus, Denmark
Orthopaedic Center, Aarhus University Hospital., Aarhus, Denmark
Dept. of Environmental and Occupational Medicine, Institute of Public Health, University of Aarhus, Vennelyst Boulevard 6. Build. 260., Aarhus C, Denmark
Aarhus University Hospital, Department V, Aarhus, Denmark
Hospital of Horsens, Horsens, Denmark
Hospital of Randers, Randers, Denmark
Per Fink, Aarhus C, Denmark
Dept of Anesthesiology, Aarhus University Hospital, Aarhus, Denmark
Aalborg University Hospital, Department of Pediatrics, Aalborg, Denmark
Kolding Hospital Department of Pediatrics, Kolding, Denmark
Randers Hospital, Department of Pediatrics, Randers, Denmark
Orthopaedic Department, Ribe County Hospital, Esbjerg, Denmark