TY  - BOOK
AU  - James F Jekel
AU  - David L. Katz
AU  - Joann G. Elmore
TI  - Epidemiology Biostatistics and Preventive Medicine
U1  - 617.601 
PY  - 2007///
CY  - St. Louis
PB  - Saunders,Elsevier
KW  - Community Dentistry(617.601)
ER  -