TY  - RPRT
TI  - Modified endodontics for lengthy canals.
AU  - J W Vargo
AU  - G R Hartwell
PY  - 1992
DO  - 10.1016/s0099-2399(06)81354-3
UR  - https://pubmed.ncbi.nlm.nih.gov/1289478/
ID  - 1289478
ER  -