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Purpose : This study was aimed to investigate the relationship between changes in intrapulmonary right to left shunt(QSP/QT) and improvements in oxygenation during the 2-hr study period after Surfactant-TA(S-TA) administration.
Methods : Umbilical arterial blood gases and corresponding respiratory indexes of 27 preterm neonates with respiratory distress syndrome were studied. The neonates were separated into group A(n=20) and group B(n=7) according... |
