共 35 条
[21]
OSHEA RM, 1984, PUBLIC HEALTH REP, V99, P510
[22]
OSHEA RM, 1987, J DENT HYG, V61, P373
[23]
SCHRODER KL, 1992, NIH923461 DEP HLTH H, P297
[24]
SECKERWALKER RH, 1987, J PUBLIC HEALTH DENT, V47, P10
[26]
SEVERSON HH, AM J PUBLIC HEALTH, V80, P1503
[27]
Stafne E E, 1993, Northwest Dent, V72, P17
[28]
1990, MMWR-MORBID MORTAL W, V39, P1
[29]
1992, ADA T AM DENT ASS, P598
[30]
1992, MMWR-MORBID MORTAL W, V41, P354