TY  - RPRT
TI  - On the relationship between calculus and caries.
AU  - R M Duckworth
AU  - E Huntington
PY  - 2006
DO  - 10.1159/000090583
UR  - https://pubmed.ncbi.nlm.nih.gov/16374027/
ID  - 16374027
ER  -