Department of Medicine, the University of Chicago, Chicago, Illinois, United States of America, Institute for Genomics and Systems Biology, the University of Chicago, Chicago, Illinois, United States of America, Computation Institute, Department of Human Genetics, the University of Chicago, Chicago, Illinois, United States of America.|Department of Genetics, Stanford University, Stanford, California, United States of America.|Institute for Genomics and Systems Biology, the University of Chicago, Chicago, Illinois, United States of America, Committee on Genetics, Genomics, and Systems Biology, the University of Chicago, Chicago, Illinois, United States of America.|The Center for Health and the Social Sciences, the University of Chicago, Chicago, Illinois, United States of America.|Department of Psychiatry, Institute for Juvenile Research, University of Illinois at Chicago, Chicago, Illinois, United States of America.|Departments of Bioengineering, Genetics, Medicine, and Computer Science, Stanford University, Stanford, California, United States of America.|Departments of Medicine and Health Studies, the University of Chicago, Center for Health Statistics, Chicago, Illinois, United States of America.