共 8 条
[1]
Fones A.C., 1912, Dental Cosmos, V54, P284
[5]
Round A, 1974, Dent Health (London), V13, P17
[6]
SHEARY CB, 1971, DENT HLTH, V10, P57
[7]
SMITH JW, 1944, BR DENT J, V56, P123