1911~20 1921~30 1931~40 area M area A area I *p<0.05 **p<0.01 * ** 1941~50 1951~60 0 5 10 15 20 25 30 Ⅰ 瘻
An epidemiological and clinical study of infantile and congenital Minamata disease A consideration of the effect of methyl mercury on fetal and infantile development M. Harada and M.Tajiri