Charles Chazot1,2, Guillaume Jean1, Joel D Kopple3. 1. NephroCare Tassin-Charcot, Sainte Foy Les Lyon, France. 2. F-CRIN, Investigation Network Initiative - Cardiovascular and Renal Clinical Trialist, Nancy, France. 3. Division of Nephrology and Hypertension, Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center, UCLA Schools of Medicine and Public Health, Los Angeles, California.