1. Department of Quality Assurance and Process Innovation; University of Amsterdam; Amsterdam; the Netherlands
2. Department of Vascular Surgery; Yale University; New Haven; Connecticut
3. Clinic for Cardiovascular Surgery; University Hospital of Zurich; Zurich; Switzerland
4. Faculty of Nursing & Midwifery; Royal College of Surgeons; Dublin; Ireland
5. Department of Surgery K and Copenhagen Wound Healing Center; Bispebjerg Hospital; Copenhagen; Denmark
6. Hermans Consulting Inc.; Newtown; Pennsylvania
7. Faculty of Society and Health; Buckinghamshire New University; Uxbridge; United Kingdom
8. Department of Surgery; Academic Medical Center, University of Amsterdam; Amsterdam; the Netherlands