TY  - BOOK
AU  - Preus,Hans R.
AU  - Laurell,Lars
TI  - Periodontal diseases: a manual of diagnosis, treatment and maintenance 
AV  - RK361 P74 2003 
U1  - 617.632 21
PY  - 2003///
CY  - London, Chicago
PB  - Quintessence Publishing Co.
KW  - Periodontal Diseases
KW  - diagnosis
KW  - surgery
KW  - therapy
ER  -