From the Division of Nephrology (Siddiqui, Jain, Li, Thiessen Philbrook, Garg), Department of Medicine, and the Department of Epidemiology and Biostatistics (Garg), Western University, London, Ont.; the Division of Nephrology (Siddiqui, Wald) and the Department of Health Policy, Management and Evaluation (Paterson), University of Toronto, Toronto, Ont.; the Section of Nephrology (Coca, Parikh), Yale University School of Medicine, New Haven, Conn.; the Department of Clinical Epidemiology and Biostatistics (Devereaux, Walsh, Garg), the Department of Medicine (Devereaux, Walsh), the Department of Family Medicine (Paterson) and the Department of Surgery (Whitlock), McMaster University, Hamilton, Ont.; and the Institute for Clinical Evaluative Sciences (Luo, Paterson, Garg), Toronto, Ont.
MD