1. Radiographic standards for postnatal ossification and tooth calcification;Garn;Med Radiogr Photogr,1967
2. Chronological age versus skeletal age, an evaluation of cranio-facial growth;Fishman;Angle Orthod,1979
3. Developmental pediatrics. Chapter 2;Litt,1987
4. Growth at adolescence;Tanner,1962
5. Interrelationships among measure of somatic, skeletal, dental, and sexual maturity;Demirjian;Am J Orthod,1985