TY  - RPRT
TI  - Amalgam vs. composite resin: 1998.
AU  - G J Christensen
PY  - 1998
DO  - 10.14219/jada.archive.1998.0148
UR  - https://pubmed.ncbi.nlm.nih.gov/9854929/
ID  - 9854929
ER  -