共 18 条
[4]
HOOGENDOORN H, 1974, THESIS DELFT
[5]
HUGOSON A, 1974, ODONTOL REVY, V25, P69
[7]
KOCH G, 1979, SWED DENT J, V3, P9
[8]
MUHLEMANN HR, 1981, CARIES RES, V15, P46