Do your gums bleed?

Other Authors: National Institute of Dental Research (U.S.). Epidemiology and Oral Disease Prevention Program.
Format: Book
Language: English
Published: Bethesda, Md. : Epidemiology and Oral Disease Prevention Program, National Institute of Dental Research, National Institutes of Health, [1987]
Physical Description: 10 leaves : color illustrations ; 16 x 18 cm.
Subjects:
Item Description: Cover title.
Shipping list no.: 87-224-P.
"January 1987"--P. [4] of cover.
Physical Description: 10 leaves : color illustrations ; 16 x 18 cm.