1 Department of Neuropsychology, Kennedy Krieger Institute, Baltimore, MD, United States.
2 Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, United States.
3 Kennedy Krieger Institute, Baltimore, MD, United States.
4 Department of Genetic Medicine, Pediatrics and Neurology, Johns Hopkins University School of Medicine, Baltimore, MD, United States.
5 Department of Human Genetics and Psychiatry, Radboud University Medical Center, Venray, Netherlands.
6 Centre of Excellence for Neuropsychiatry, Vincent van Gogh Institute for Psychiatry, Venray, Netherlands.
7 Speech and Language, Murdoch Children's Research Institute, Parkville, VIC, Australia.
8 Department of Audiology and Speech Pathology, University of Melbourne, Parkville, VIC, Australia.
9 Speech Genomics Clinic, Royal Children's Hospital, Parkville, VIC, Australia.
10 Cincinnati Children's Hospital Medical Center, Department of Pediatrics, Division of Human Genetics, University of Cincinnati College of Medicine, Cincinnati, OH, United States.