Alvin H. Arzt, DDS[email protected]EndodonticsBPA: It's time to ask the right questionsDental practitioners have a professional obligation to inform patients if they are using root canal sealers or sealants that contain bisphenol A (BPA), argues Dr. Alvin Arzt in this Second Opinion column.November 11, 2010Page 1 of 1Top StoriesOral BacteriaUltrasound may zap biofilms in the futureHigh-intensity focused ultrasound might be effective in eliminating biofilms from titanium dental implant surfaces, reports research recently published in the International Journal of Implant Dentistry.Office ManagementHow to keep your RCM moving when dental patient flow slowsDental Hygiene5 steps to instantly find the dental career you've always wantedPatient CommunicationDr. Tom Giacobbi on patient communication and personalizationDental EducationDental students may not be ready for emergencies