TY - GEN AU - Spyropoulos,S AU - Eldeeb,M E AU - Messer,H H TI - The effect of Giromatic files on the preparation shape of severely curved canals SN - 0143-2885 PY - 1989///0420 KW - Root Canal Therapy KW - instrumentation N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1111/j.1365-2591.1987.tb00604.x ER -