1. Facial height index;Horn;Am J Orthod,1992
2. The profile line as an aid in critically evaluating facial esthetics;Merrifield;Am J Orthod,1966
3. The “Wits” appraisal of jaw disharmony;Jacobson;Am J Orthod,1975
4. Wits appraisal;Jacobson,1995
5. A method of cephalometric evaluation;McNamara;Am J Orthod,1984