共 17 条
[1]
Beal J F, 1970, Br Dent J, V129, P313, DOI 10.1038/sj.bdj.4802577
[2]
DOUGLAS JWB, 1964, HOME SCH, P39
[3]
Goose D H, 1968, Public Health, V82, P72, DOI 10.1016/S0033-3506(68)80020-4
[4]
Gray A S, 1967, J Can Dent Assoc (Tor), V33, P87
[5]
HART HM, 1969, LANCET, V2, P99
[6]
HEENEN DJ, 1969, J AM DENT ASSOC, V79, P1405
[7]
NEWSON LJ, 1962, BRIT MED J, P1744
[8]
Prothero R, 1969, Med Off, V121, P141
[9]
ROBINSON S., 1963, Brit. Dent. J., V115, P250
[10]
SYRRIST A, 1953, Odontol Tidskr, V61, P237