1. Tasmanian School of Pharmacy, University of Tasmania, GPO Box 252C, Hobart, Tasmania, Australia, 7001
2. Australian Reference Laboratory for Bovine Tuberculosis, Department of Agriculture, South Perth, Western Australia, Australia, 6151
3. Tasmanian Department of Parks, Wildlife and Heritage, P.O. Box 44A, Hobart, Tasmania, Australia, 7000
4. Current address: Australian Antarctic Division, Channel Highway, Kingston, Tasmania, Australia, 7050
5. Tasmanian Department of Primary Industry and Fisheries, Mt. Pleasant Laboratories, P.O Box 46, Kings Meadows, Tasmania, Australia, 7249