共 11 条
[1]
FARRELL L, 1972, B MED LIBR ASSOC, V60, P566
[2]
FRANK RC, 1982, J AM DIET ASSOC, V80, P344
[3]
MCNUTT KW, 1975, HOSPITALS, V49, P75
[4]
Tjalma R A, 1972, Environ Health Perspect, V2, P67, DOI 10.2307/3428099
[5]
WATT B, 1963, USDA HDB AGR RES SER, V8
[6]
WILLIAMS ME, 1985, COMPUTER READABLE DA
[7]
1986, DIRECTORY ONLINE DAT, V7
[8]
1981, EUSIDIC DATABASE GUI
[9]
1986, 87146781 US DEP HLTH
[10]
1986, 87221693 US DEP HLTH