my baby's bilirubin is highincreased bilirubin in infantselevated bilirubin in infantshigh direct bilirubin causeshigh bilirubin levels in infantsdirect bilirubin increase causescauses of raised direct bilirubinhigh bilirubin in newbornhigh bilirubin in neonateselevated bilirubin in newbornincreased bilirubin in newbornhigh indirect bilirubin in newborn