Visit-to-visit blood pressure variability is a strong predictor of cardiovascular events in hemodialysis: insights from FOSIDIAL. - Rossignol P; Cridlig J; Lehert P; Kessler M; Zannad F; Rossignol, Patrick; Cridlig, Joelle; Lehert, Philippe; Kessler, Michèle; Zannad, Faiez (Hypertension (0194911X), 2012)