Weisglas-Kuperus, N.

children preterm study group infant birth effect preterm children child outcome problem level weight score netherland patient dioxin development exposure school table difference intake education health month hearing signi number pediatrics result hearing loss grade birth weight phonological signi ficantly university function executive parent factor behavior scale rotterdam dutch vlbw children disease value control hospital reading morphine sample signi ficant measure risk factors effect sizes preterm infants breast milk comparison error ficant variable response polychlorinated biphenyls analyses phonological error patterns plasma achievement swets blackwell 76157563 skill group differences condition assessment breast-feeding breast-fed polychlorinated treatment center /or vlbw children