Sandoval Gutiérrez, Yazmín Graciela
(Universidad Michoacana de San Nicolás de Hidalgo, 2012-05)
60 conduits of maxillary molars and extracted mandibulares were used, classified according to the bend grade in four groups: 0°-15° I, II 15°-30°, III (30°-45°) and IV (45°-60°) preparations with the technique of hybrid ...