1. ; Medical Genetics, Department of Pediatrics; Children's Hospital Los Angeles University of Southern California, Keck School of Medicine; Los Angeles California USA
2. ; Department of Pediatrics; University of California San Diego; San Diego California USA
3. University Childrens Genetics Laboratory, ProGene Co.; Los Angeles California USA
4. ; Department of Pathology and Laboratory Medicine; Children's Hospital Los Angeles University of Southern California, Keck School of Medicine; Los Angeles California USA