1. RTI International Research Triangle Park North Carolina
2. Department of Population & Quantitative Health Sciences, Cleveland Institute for Computational Biology Case Western Reserve University Cleveland Ohio
3. National Human Genome Research Institute (NHGRI) Bethesda Maryland
4. University of Minnesota Medical School Duluth Campus Duluth Minnesota
5. Center for Craniofacial and Dental Genetics, Department of Oral and Craniofacial Sciences, School of Dental Medicine; Department of Human Genetics, Graduate School of Public Health; and Clinical and Translational Science, School of Medicine University of Pittsburgh Pittsburgh Pennsylvania