William Ngatchou, Jeanne Beirnaert, Daniel Lemogoum, Cyril Bouland, Pierre Youatou, Ahmed Sabry Ramadan, Regis Sontou, Maimouna Bol Alima, Alain Plumaker, Virginie Guimfacq, Claude Bika, Pierre Mols. Application of the Canadian C-Spine rule and nexus low criteria and results of cervical spine radiography in emergency condition. PAMJ. 31 Dec 1969. 30(157)