共 9 条
[1]
AGNER E, 1981, ACTA MED SCAND, V210, P271
[2]
CORNONIHUNTLEY J, 1986, USDHHS PHS NIH862442
[4]
HALE WE, 1980, J AM GERIATR SOC, V37, P377
[5]
JONASON T, 1985, ACTA MED SCAND, V218, P217
[9]
1985, SAS GUIDE PERSONAL C