1. Human Genetics Center; School of Public Health; The University of Texas Health Science Center at Houston; Houston Texas
2. Department of Epidemiology; Human Genetics and Environmental Sciences; School of Public Health; The University of Texas Health Science Center at Houston; Houston Texas
3. Department of Molecular and Experimental Medicine; The Scripps Research Institute; La Jolla California
4. Human Genome Sequencing Center; Baylor College of Medicine; Houston Texas