1. University of Victoria; Division of Medical Sciences; PO Box 3040 STN CSC Victoria BC Canada V8W 3N7
2. University of British Columbia; Department of Anesthesiology, Pharmacology and Therapeutics; Rm 3201 JPPN 910 West 10th Avenue Vancouver BC Canada V5Z 4E3
3. 5639 Gowland Rd. Sechelt BC Canada V0N 3A8
4. University of Aberdeen; Health Services Research Unit, Division of Applied Health Sciences; Polwarth Building Foresterhill Aberdeen UK AB25 2ZD
5. Norwegian Medicines Agency; Statens legemiddelverk; Sven Oftedals vei 8 Oslo Norway NO-0950