共 53 条
[1]
BAHN AN, 1969, 47 INT ASS DENT RES
[3]
BOWEN W H, 1969, Caries Research, V3, P227
[4]
Bowen W H, 1969, Br Dent J, V126, P159
[9]
De Stoppelaar J D, 1969, Caries Res, V3, P190