1. King Saud bin Abdulaziz University for Health Sciences; Riyadh Saudi Arabia
2. National Family Safety Program; King Abdulaziz Medical City; Ministry of National Guard Health Affairs; Riyadh Saudi Arabia
3. Department of Pediatric Emergency Medicine; King Abdulaziz Medical City; Riyadh Saudi Arabia
4. Department of Pediatrics; King Abdulaziz Medical City; Riyadh Saudi Arabia
5. University of Colorado School of Medicine; Department of Pediatrics; USA
6. The Kempe Center for the Prevention and Treatment of Child Abuse and Neglect; Gary Pavilion at Children's Hospital Colorado; USA