共 17 条
[1]
Bergstrom K, 1977, Swed Dent J, V1, P145
[2]
Brook A H, 1974, J Int Assoc Dent Child, V5, P37
[3]
BUENVIAJE TM, 1984, J DENT CHILD, V51, P42
[4]
Haavikko K, 1971, Suom Hammaslaak Toim, V67, P219
[5]
Lind V., 1959, ODONT REVY, V10, P176
[8]
MULLER TP, 1970, J AM DENT ASS, V80, P101
[10]
Ravn J J, 1973, Tandlaegebladet, V77, P12