共 23 条
[2]
BENJAMIN EM, 1957, J PERIODONTOL, V28, P294
[3]
BLACK AD, 1918, D SUMMARY, V38, P924
[4]
BOSSERT W. A., 1956, JOUR AMER DENTAL ASSOC, V52, P429
[7]
LUDWICK W, 1952, JD RES, V31, P313
[8]
MARSHALL-DAY C D, 1951, J Periodontol, V22, P13
[9]
MARSHALLDAY CD, 1953, JD EDUC, V17, P111
[10]
MARSHALLDAY CD, 1955, J PERIODONTOL, V26, P185