Are electric handpieces an improvement?
Christensen
Gordon J
GJ
Clinical Research Associates, Provo, Utah 84604, USA.
D000388:Air; D003365:Costs and Cost Analysis; D003754:Dental High-Speed Equipment / Q000191:economics; D004560:Electricity; D004867:Equipment Design; D006801:Humans; D008283:Maintenance; D009622:Noise; D013242:Sterilization; D013499:Surface Properties; D019415:Torque; D014732:Vibration