共 34 条
[1]
ANDERSEN WF, 1971, RECENT DEV PSYCHOGER, P192
[2]
AXELSON O, 1981, EPIDEMIOLOGI FOR ARB
[3]
BERGMANN K, 1971, RECENT DEV PSYCHOGER, P39
[4]
BERGMANN K, 1966, 7TH P INT C GER, P623
[5]
BOLIN A, 1973, PENSIONAR MALMO RAPP
[6]
BUSSE E W, 1960, Geriatrics, V15, P97
[7]
BUSSE EW, 1969, MED COLL VA QUART, V5, P137
[8]
COETZEE D, 1981, S AFR J, P466
[9]
COLTON T, 1974, STATISTICS MED
[10]
Dohrenwend BP, 1969, SOCIAL STATUS PSYCHO