1. Department of Clinical EpidemiologyAarhus University Hospital Aarhus Denmark
2. Department of Clinical BiochemistryAarhus University Hospital Aarhus Denmark
3. Department of Gastrointestinal SurgeryAalborg University Hospital Aalborg Denmark
4. Institute of Clinical MedicineAalborg University Aalborg Denmark
5. The Danish Colorectal Cancer Group Denmark
6. Department of Epidemiology, Rollins School of Public HealthEmory University Atlanta Georgia USA
7. Winship Cancer InstituteEmory University Atlanta Georgia USA