1. La Source School of Nursing Sciences (Santschi), University of Applied Sciences Western Switzerland, Lausanne
2. Service of Nephrology (Santschi), Lausanne University Hospital, Lausanne, Switzerland
3. Faculty of Medicine and Dentistry (Tsuyuki), University of Alberta, Edmonton, Alberta
4. Department of Epidemiology (Paradis), Biostatistics, and Occupational Health, McGill University, Montreal, Quebec