[A fundamental study on root planing--the permeability of the dental root structures to 35S].
D003777:Dental Prophylaxis; D012534:Dental Scaling; D006801:Humans; D013455:Sulfur / Q000378:metabolism*; D013462:Sulfur Radioisotopes; D014088:Tooth Permeability; D014092:Tooth Root / Q000378:metabolism / Q000601:surgery*
D013462:Sulfur Radioisotopes; D013455:Sulfur