1. Cuspal fracture odontalgia;Gibbs;Dent Dig,1954
2. Pulpitis resulting from incomplete tooth fracture;Ritchey;Oral Surg,1957
3. Greenstick fracture of the tooth crown;Sutton;Br Dent J,1962
4. Cracked-tooth syndrome;Cameron;JADA,1964
5. Incomplete crown-root fracture and pulpal-periodontal disease;Hiatt;J Periodontol,1973