共 24 条
[2]
BAER PN, 1974, PERIODONTAL DISEASE, P169
[3]
BAER PN, 1978, J PERIODONTOL, V47, P153
[9]
Gottlieb B, 1928, J AM DENT ASSOC, V15, P462
[10]
HORMAND J, 1979, J CLIN PERIODONTOL, V6, P407