共 5 条
[1]
Backer-Dirks O, 1974, CARIES RES S1, V8, P2
[2]
DEAN H. T., 1941, PUBL HEALTH REPTS, V56, P761, DOI 10.2307/4583693
[4]
Massier M, 1941, AM J DIS CHILD, V62, P33
[5]
Scheffe H., 1999, ANAL VARIANCE, V72