TY  - BOOK
AU  - Wolf, Herbert F.
AU  - Hassell, Thomas M.
TI  - Colour atlas of dental hygiene: periodontology
SN  - 1588904407
U1  - 617.632 
PY  - 2006///
CY  - New York
PB  - Thieme
KW  - Dentistry; Dental hygiene
ER  -