1. Laval University, Department of Animal Sciences, Quebec City, QC, Canada G1V 0A6
2. Prairie Swine Centre, Box 21057, 2105 8th Street East, Saskatoon, SK, Canada S7H 5N9
3. Agriculture and Agri-Food Canada, Dairy and Swine Research and Development Centre, 2000, College Street Sherbrooke, QC, Canada J1M 0C8
4. University of Guelph, Department of Animal & Poultry Science, Guelph, ON, Canada N1G 2W1
5. University of Saskatchewan, Department of Chemical and Biological Engineering, SK S7N 5A9, Canada
6. University of Manitoba, Department of Animal Science, Winnipeg, Canada R3T 2N2