^a Center for Inherited Cardiovascular Disease, Division of Cardiovascular Medicine, Stanford University School of Medicine, Stanford, CA, USA

^b Department of Medicine, Stanford University School of Medicine, Stanford, CA, USA

^c Department of Bioengineering, Stanford University School of Medicine, Stanford, CA, USA

^d Division of Medical Genetics, Stanford University School of Medicine, Stanford, CA, USA

^e Department of Pediatrics, Stanford University School of Medicine, Stanford, CA, USA

^f Howard Hughes Medical Institute, Stanford University School of Medicine, Stanford, CA, USA

^g Department of Genetics, Stanford University School of Medicine, Stanford, CA, USA

^h Center for Law and Biosciences, Stanford University School of Law, Stanford, CA, USA

ⁱ Division of Clinical and Biochemical Genetics, Massachusetts General Hospital, Boston, MA, USA

^j Department of Genetics, Harvard University, Boston, MA, USA