共 19 条
[4]
BROWN BW, 1977, STATISTICS BIOMEDICA, P225
[5]
DAVIES A, 1973, J PERIODONT RES S2, V8, P75
[6]
DELAROSAR M, 1976, J PERIODONTOL, V47, P535
[8]
GJERMO P, 1970, Journal of Periodontal Research, V5, P102, DOI 10.1111/j.1600-0765.1970.tb00700.x
[9]
JENKINS N, 1966, PHYSL MOUTH
[10]
JENSEN J E, 1971, Journal of Periodontal Research, V6, P306, DOI 10.1111/j.1600-0765.1971.tb00622.x