标签：Tartar - 英国华人论坛

Plaque is always with us. A newborn's mouth is sterile, but only for the first ten hours or so of life, according to Sebastian G. Ciancio, D.D.S., professor and chairman of the Department of Periodontology, clinical professor of pharmacology...英国华人论坛

Most dentists seem to be in agreement now that the irritation of rough tartar deposits (calculus) which accumulate in the gum crevices causes the gum tissue to become inflamed and to attract bacteria. When these deposits are not thoroughly s...英国华人论坛