共 13 条
[1]
*AM CANC SOC, 1995, CANS FACTS FIG
[2]
BALLWEG JA, 1989, MIL MED, V154, P165
[3]
BERGSTROM J, 1994, J PERIODONTOL, V21, P91
[4]
Chierici G, 1968, J Oral Med, V23, P91
[8]
ROUSE BA, 1986, NIH DEV CONS HLTH IM
[9]
SHIEHAM A, 1971, J PERIODONTOL, V42, P259