1. Present address: Soil Research Institute, Agriculture Canada, Central Experimental Farm, Ottawa, Ontario, Canada
2. Present address: Soil Science Department, University of British Columbia, Vancouver, British Columbia, Canada
3. Cadmium as a factor in hypertension
4. Friberg, L., Piscator, M. and Nordberg, G. 1971.Cadmium in the Environment, 168Cleveland: Chemical Rubber Press.
5. Lead Poisoning in Horses