1. Foreign body inhalation in children: a retrospective study about 100 cases;Gerbaka;Leb Med J,1997
2. Foreign bodies of the airway and esophagus;Barretto L,2005
3. Accidents in children. An epidemiologic retrospective study of 1671 cases at Hotel-Dieu in Beirut;Gerbaka;Leb Med J,1996
4. Lescanne E., Soin C., Lesage V et al. Corps étrangers laryngo-trachéobronchiques, EMC Otorhinolaryngol, 1997; 20-730-A-10, pp 1–10.
5. Inhalation of foreign bodies in Chinese children: a review of 400 cases;Mu;Laryngoscope,1991