TY  - BOOK
AU  - Andreasen, J O.
AU  - Andreasen, F M.
TI  - Textbook and Color Atlas of Tooth Impactions Diagnosis, Treatment and Prevention / 
U1  - 617.634 
PY  - 1997///
CY  - Missouri : 
PB  - Mosby, Inc. , 
KW  - Pedodontics
ER  -