Oral Sanitation, Examination and Hygiene

F.H. Bockoven
1917 The Journal of the National Dental Association  
R ea d b e fo r e the S c h o o l o f I n s tru ctio n f o r D en tal Officers, at F o r t B lis s , F eb . 2, 1917.) E
doi:10.14219/jada.archive.1917.0168 fatcat:cazrzjc3vvbcvpvq7vwi5t47du