1. AJ Drexel Autism Institute Drexel University Philadelphia Pennsylvania USA
2. Department of Epidemiology and Biostatistics Dornsife School of Public Health Drexel University Philadelphia Pennsylvania USA
3. Department of Psychiatry Washington University St. Louis Missouri USA
4. Division of Research Kaiser Permanente Oakland California USA
5. School of Education Drexel University Philadelphia Pennsylvania USA
6. Department of Medical Social Sciences Feinberg School of Medicine Northwestern University Chicago Illinois USA
7. College of Health and Human Development Pennsylvania State University Philadelphia PennsylvaniaPA USA