A study of the dental needs of adults in the United States
By: by Raymond M. Walls, D.D.S., chairman of the Economics committee, Samuel R. Lewis, secretary of the Economics committee, Melvin L. Dollar, statistician.
Contributors: Walls, Raymond M.; Dollar, Melvin L.
Publisher: The Economics committee of the American dental association
Published: 1940
Place of publication: [Chicago]
Language: eng
Number of pages: 113
Subjects: Teeth -- Care and hygiene.
Notes: Reproduced from type-written copy.