共 15 条
[1]
CATON J, 1976, Journal of Clinical Periodontology, V3, P54, DOI 10.1111/j.1600-051X.1976.tb01850.x
[5]
GRANT DA, 1973, ORBANS PERIODONTICS
[10]
JOHANSEN N, 1969, MAY SPR M AM AC PER