TY  - BOOK
AU  - Hoag,Philip M.
AU  - Pawlak,Elizabeth A.
TI  - Essentials of periodontics
SN  - 080162228X
U1  - 617.632 
PY  - 1990///
CY  - St. Louis
PB  - Mosby
KW  - Periodontics
KW  - Periodontal Diseases
N1  - Pawlak's name appears first on the 3rd ed
ER  -