1. M.B. MacLean, MA, Research Directorate, Veterans Affairs Canada, 161 Grafton St, PO Box 7700, Charlottetown, Prince Edward Island, C1A 8M9 Canada.
2. L. Van Til, DVM, MSc(Epi), Research Directorate, Veterans Affairs Canada.
3. J.M. Thompson, MD, Research Directorate, Veterans Affairs Canada.
4. J. Sweet, MSc, Research Directorate, Veterans Affairs Canada.
5. A. Poirier, Research Directorate, Veterans Affairs Canada.
6. K. Sudom, PhD, Director General Military Personnel Research and Analysis, National Defence Canada, Ottawa, Ontario, Canada.
7. D.J. Pedlar, PhD, Research Directorate, Veterans Affairs Canada.