1. From the Program in Cardiology, Faculty of Medicine, University of São Paulo, Brazil (D.C.G.-P., S.F.F.)
2. Hypertension Unit, Heart Institute (InCor) (D.C.G.-P., S.F.F., D.Q.O., D.M.A.G., L.A.B., L.F.D.), University of São Paulo Medical School, Brazil.
3. Sleep Laboratory, Pulmonary Division (G.L.-F.), University of São Paulo Medical School, Brazil.
4. Hypertension Unit, Renal Division (L.F.D.), University of São Paulo Medical School, Brazil.