1. Epedimiology of dental trauma treated in an urban emergency department;Wilson;Pediatr Emerg Care,1997;
2. Traumatic dental injuries at the accident and emergency department of Singapore general hospital;Sea-lim;Endod Dent Traumatol,1995
3. Prevalence of traumatized permanent incisors in Jordanian children;Jamani;Odontostomtol Trop,1991;