1. From the Department of Medicine, Hypertension Section (J.B., F.S., A.M., I.G., H.G.), Genetics Program (M.N., A.L. DeS., L.F.), Center for Human Genetics (C.T.B.), Department of Neurology (A.L. DeS., L.F.), and Department of Pediatrics (C.T.B.), Boston University School of Medicine, Boston, Mass; Department of Internal Medicine, Hypertension Section, University of Texas Medical Branch, Galveston, Tex (C.L., F.E.); and Department of Epidemiology and Biostatistics (M.N., A.L. DeS., L.F.), Boston...