TY - GEN AU - Bertrand,M F AU - Lupi-Pégurier,L AU - Médioni,E AU - Muller,M AU - Bolla,M TI - Curved molar root canal preparations using Hero 642 rotary nickel-titanium instruments SN - 0143-2885 PY - 2002///0208 KW - Adult KW - Dental Instruments KW - standards KW - Humans KW - Molar KW - Nickel KW - Root Canal Preparation KW - instrumentation KW - Stainless Steel KW - Titanium N1 - Publication Type: Evaluation Study; Journal Article UR - https://doi.org/10.1046/j.1365-2591.2001.00440.x ER -