TY  - BOOK
AU  - Bulman,John S.
AU  - Osborn,John F.
TI  - Statistics in dentistry / 
SN  - 090458822x
PY  - 1989///
CY  - London : 
PB  - British Dental Journal , 
KW  - Dentistry
KW  - statistics
N1  -  Includes bibliographical references and index
ER  -