1. Contemporary orthodontics;Proffit,2000
2. Interrelationship of dental maturity, skeletal maturity, height and weight from age 4-14 years;Anderson;Growth,1975
3. Puberty;Marshall,1986
4. Maturation patterns and prediction during adolescence;Fishman;Angle Orthod,1987
5. Use and abuse of growth standards;Tanner,1986