Argon laser irradiation in root surface caries: in vitro study examines laser's effects.
Westerman GH, Hicks MJ, Flaitz CM, Blankenau RJ, Powell GL, Berg JH. Argon laser irradiation in root surface caries: in vitro study examines laser's effects. J Am Dent Assoc. 1994 Apr; 125(4):401-7.