Quan, Franklin; Grompe, Marcus; Jakobs, Petra; Popovich, Bradley W.; Quan Franklin; DNA Diagnostic Laboratory; Department of Molecular and Medical Genetics, Oregon Health Sciences University; Shriners Hospital for Crippled Children; Grompe Marcus; Department of Molecular and Medical Genetics, Oregon Health Sciences University; Jakobs Petra; Department of Molecular and Medical Genetics, Oregon Health Sciences University