breast jaundice Reported by arias in 1960 60th1%~2% 80th 20%( De Angelis, 1982 82%( Lascair 1986) Maisels in 1986 1250 baby 97%12.5mg/d breast feeding 157mg/dlbreast jaundice ◼ Reported by Arias in 1960 ◼ 60th 1％～2％ 80th 20％（De Angelis,1982） 82％（Lascair, 1986） ◼ Maisels in1986 1250 baby 97％ 12.5mg/dl breast feeding 15.7mg/dl