共 21 条
[1]
BERKEY DB, 1988, GERODONTICS, V4, P321
[2]
Diesfeldt H F, 1981, Gerontologie, V12, P139
[3]
Ettinger R L, 1971, Dent Pract Dent Rec, V22, P85
[4]
FLEMING R, 1990, AUSTR J AGING, V9, P62
[5]
Freyens R, 1976, Acta Psychiatr Belg, V76, P586
[7]
HERSCH EL, 1978, J AM GERIATR SOC, V16, P248
[8]
HULL CH, 1979, SPSS UPDATE