共 40 条
[2]
ARMITAGE P, 1977, STATISTICAL METHODS
[4]
BALL JAP, 1966, 4TH S BRIT SOC PAR O, P41
[5]
BETKE K, 1970, IRON DEFICIENCY, P519
[6]
CARVALHO F, 1978, THESIS U FED BAHIA B, P107
[7]
CARVALHO F, 1982, BRAZIL ENV RES
[8]
CARVALHO FM, 1983, CIENC CULT, V35, P360
[9]
CARVALHO FM, 1982, THESIS U LONDON
[10]
CHISOLM J J JR, 1974, Environmental Health Perspectives, V7, P7