1. From the Department of Vascular Surgery, Karolinska Institute and Karolinska University Hospital, Stockholm, Sweden (L.K.-S., C.-M.W.); Department of Surgery, Blekinge Hospital, Karlskrona, Sweden (T.T.); and Department of Surgical Sciences, Section of Vascular Surgery, Uppsala University, Uppsala, Sweden (T.T., M.B., B.K.).
2. Uppsala
3. Linköping
4. Jönköping
5. Göteborg
6. Karlstad
7. Malmö
8. Umeå
9. Örebro
10. Stockholm
11. Trollhättan
12. Lund
13. Västerås