1. From the Departments of Pediatrics (H.S., I.K., S.W., A.D., M.W., W.R.), Obstetrics and Gynecology (F.F., M.W.B.), and Radiology (O.R.), University of Erlangen-Nürnberg, Erlangen, and Radiology Nienburg, Nienburg/Weser (C.T.) — both in Germany; the Department of Biochemistry, University of Lausanne, Epalinges, Switzerland (S.S.-M., C.K.-Q., M.V., P.S.); and Edimer Pharmaceuticals, Andover, MA (N.K.).