sixty-two children investigated by cardiac angiography for a wide spectrum of congenital heart disease were randomly assigned to one of two groups , one for iohexol , 350 mg i/ml ( omnipaque , nycomed uk ltd ) and one for iopamidol , 370 mg i/ml ( niopam , e. merck ltd ) .
C0022005
iohexol
C0729203
omnipaque