共 24 条
[1]
ARMSTRONG W. D., 1942, Journal of Dental Research, V21, P326
[2]
BLAYNEY JR, 1967, J AM DENT ASSOC, V74, P233
[3]
CHOLAK J, 1959, J OCCUP MED, P501
[5]
DEAN HT, 1938, US PUBLIC HEALTH REP, V53, P1443
[7]
ELLIOTT GC, 1970, J DENT RES, V39, P93
[9]
HAM MARY P., 1950, CANADIAN JOUR RES SECT F TECHNOL, V28, P227
[10]
HAM MP, 1954, J NUTR, V53, P225