1. Professor of Anesthesiology, Department of Anesthesia and Intensive Care, Karolinska Institutet and Karolinska University Hospital, Solna, Stockholm, Sweden.
2. Professor of Surgery, Department of Orthopedic Surgery, Katedra i Klinika Ortopedii i Traumatologii, Szpital Kliniczny Dzieciątka Jezus, Warszawa, Poland.
3. Professor of Anesthesiology, Department of Anesthesiology, Sint Maartenskliniek, Nijmegen, The Netherlands.
4. Professor of Surgery, Department of Orthopedic Surgery, Ortopedická klinika, Fakultni nemocnice Na Bulovce, Praha, Czech Republic.
5. Professor of Anesthesiology, Oddział Anestezjologii i Intensywnej Terapii, Samodzielny Publiczny Wojewódzki Szpital Chirurgii Urazowej, Piekary Śląskie, Poland.
6. Professor of Orthopedics, Department of Orthopedic Surgery, Klinika Ortopedii, Traumatologii i Rehabilitacji AM, Samodzielny Publiczny Szpital Kliniczny nr 4, Lublin, Poland.
7. Professor of Orthopedics, Department of Orthopedic Surgery, Ortopedická klinika, Fakultni nemocnice V Motole I, Praha.
8. Professor of Medicine (Emeritus), Department of Medicine, Karolinska Institutet and Karolinska University Hospital, Solna.
9. Senior Director, Clinical Development.
10. Director, Biostatistics.
11. Chief Medical Officer, Sangart Inc., San Diego, California. ## A complete list of the Study 6084 Clinical Investigators is given in appendix 1.