1. 1. American Association of Endodontists (1997) Cracking the cracked tooth code. Endodontics: Colleagues for excellence, Chicago.
2. 2. Rivera EM, Walton RE (2009) Longitudinal tooth fracture. In: Endodontics principle and practice, 4th ed, Torabinejad M, Walton RE eds, Saunders, St Louis, 108-128.
3. 3. Bergenholtz G, Hasselgren G (2003) Endodontics and periodontics. In: Clinical periodontology and implant dentistry, 4th ed, Lindhe J, Karring T, Lang NP eds, Blackwell Munksgaard, Oxford, 318-351.
4. 4. Bender IB, Freedland JB (1983) Adult root fracture. J Am Dent Assoc 107, 413-419.
5. Vertical root fractures