共 32 条
[1]
BIRREN JE, 1963, DHEW PHS HSM719051 U
[2]
CORBIN S, 1984, J AM GERIATR SOC, V32, P39
[4]
DAVIS A, 1983, HEARING BALANCE ELDE
[5]
Davis H., 1965, T AM ACAD OPHTHALMOL, V69, P740
[8]
FELLER BA, 1981, DHHS PHS811562 PUBL