Anxiety, Separation

• Rothman Center for Neuropsychiatry, University of South Florida — St. Petersburg, Florida, United States

Not specified

• UCLA Neuropsychiatric Institute — Los Angeles, California, United States
• Johns Hopkins School of Medicine — Baltimore, Maryland, United States
• New York University Child Study Center — New York, United States
• New York State Psychiatric Institute — New York, United States

• UCLA — Los Angeles, California, United States

Not specified

• Baylor College of Medicine — Houston, Texas, United States

• UCLA Semel Institute for Neuroscience and Human Behavior — Los Angeles, California, United States
• Lurie Children's Hospital and Affiliated Pediatric Practices — Chicago, Illinois, United States
• University of Cincinnati — Cincinnati, Ohio, United States

• Baylor College of Medicine — Houston, Texas, United States

• Ahmed S. Shehab — Alexandria, Alexandria Governorate, Egypt