共 14 条
[1]
BACKMAN N, 1981, SWED DENT J, V5, P129
[2]
BJORN AL, 1983, SWED DENT J, V7, P129
[7]
HUGOSON A, 1981, SWED DENT J, V5, P91
[8]
HULL P S, 1975, Journal of Clinical Periodontology, V2, P203, DOI 10.1111/j.1600-051X.1975.tb01743.x