TY  - RPRT
TI  - Artificial undercuts for partial denture clasps. A technique using composite filling materials.
AU  - D M Quinn
PY  - 1981
DO  - 10.1038/sj.bdj.4804656
UR  - https://pubmed.ncbi.nlm.nih.gov/7023514/
ID  - 7023514
ER  -