1. Disease control programs in orthodontics;Barkley;J. Clin. Orthod.,1972
2. Disease control programs in orthodontics;Barkley;J. Clin. Orthod.,1972
3. An investigation of the relation of an oral hygiene program to the health of the gingiva of patients undergoing orthodontic treatment;Patterson,1965
4. An effective method of personal oral hygiene;Bass;J. Louisiana State Med. Soc.,1954
5. An effective method of personal oral hygiene;Bass;J. Louisiana State Med. Soc.,1954