... Loop #9 Scottsdale, AZ 85260Tel: (480) 621- 895 5 Fax: (480) 6 29- 4002Toll-free: (866) 5 79- 9 496 Web: www.endopracticeus.comSUBSCRIPTION RATESIndividual subscription1 year (6 issues) $99 3 years ... foramen (Schilder, 197 4). Cleaning and shaping of long, thin, and curved root canals challenge the clinician’s endodontic skills (Mandell, et al., 199 9; Haïkel, et al., 199 9). These difficulties ... alter the prognosis (Mandell, et al., 199 9; Haïkel, et al., 199 9), impeding the likelihood of reaching the final goal of the planned treatment (Schilder, 196 7). With continuous rotation inside...