TY - GEN AU - Vulcain,J M AU - Calas,P TI - The three wave concept of Hero 642 SN - 1465-9417 PY - 2000///0404 KW - Dental High-Speed Technique KW - Dental Instruments KW - Elasticity KW - Humans KW - Nickel KW - Root Canal Preparation KW - instrumentation KW - Rotation KW - Titanium N1 - Publication Type: Journal Article ER -