TY  - RPRT
TI  - File damage during root canal preparation.
AU  - S Montgomery
AU  - M L Canales
AU  - C E del Rio
PY  - 1984
DO  - 10.1016/s0099-2399(84)80036-9
UR  - https://pubmed.ncbi.nlm.nih.gov/6586961/
ID  - 6586961
ER  -