Wirbelsäulenchirurgie Biel-Seeland AG Dr. med. O. Schwarzenbach, PD Dr med. U. Berlemann, Dr. med. R. Busch, Prof Dr. med. M. Aebi

Professor Dr. Med. Sabine Wolf

8280 Kreuzlingen

Prof. Dr. méd. Peter Robin

1206 Ginevra

Eiholzer Urs Prof. Dr. med. Meinhardt Udo Dr. med.

8006 Zurigo

Prof. Dr. med. W.R. Marti & Dr. med. G. Curti

5000 Aarau

Direttore scientifico Prof. Dr. med. Cavalli Franco

6500 Bellinzona

Direttore Sanitario Prof. Dr. med. Ghielmini Michele

6500 Bellinzona

Diehm N. Prof. Dr. med., H. Keo Dr. med. und Ch. Regli Dr. med.

5000 Aarau