共 23 条
[11]
KRUG W, 1983, NUTZEN KOSTEN ANAL S, V131
[13]
MACDONALD KL, 1986, J FOOD PROTECT, V49, P933
[15]
SOCKETT PN, 1986, 2ND P WORLD C FOODB, P1036
[18]
1984, 1978 HLTH PROT BRANC
[19]
1984, VITAL STATISTICS US, V2
[20]
1984, CAUSES DEATH