References
- WILSON, W. L. “Some considerations of preventive and interceptive orthodontics.” “Journal of Missouri Dental Association,” May 1967. Reprinted A.J.O. July 1967, P. 525.
- BARBER, K. T. and RENFROE, E. W. “Interceptive Orthodontics for the General Practitioner.” J.A.D.A. Vol. 54, March 1957, P. 328.
- NEWMAN, G. V. “Prevalence of malocclusion in children Six to Fourteen Years of Age and Treatment in Preventable Cases.” J.A.D.A. Vol. 52, May 1956. P. 566.
- NELSON, Beulah G. “Rationale of Timing of Orthodontic Treatment.” J.A.D.A. Vol 47, August 1953. P. 139.
- McCOY, J. D. “Applied Orthodontics” — Lea & Febiger, 1941. Pages 217 and 261.
- REID, Paul. “Need versus demand for Orthodontic Treatment.” A.J.O. Vol. 53, June 1967. P. 420.
- ANDERSON, G. M. “The Power to Estimate Things at their True Worth.” A.J.O. Vol. 53, June 1967. P. 412.