1. Root canal therapy in nonvital teeth with open apices;Cooke;Br Dent J,1960
2. Apical root formation in non-vital immature permanent incisor. Report of a case;Ball;Br Dent J,1964
3. Root growth and apical repair subsequent to pulpal necrosis in children;Rule;Br Dent J,1966
4. Endodontic management of traumatized teeth;Feldman;Oral Surg,1966
5. Apex formation following treatment of necrotized immature permanent incisor;Bouchon;J Dent Child,1966