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Postnatal circulatory changes were studied with doppler echocardiography in 40 normal full term
neonate before 6 hours, between 6 and 24 hours, and after 24 hours of age. The results of study were
as follows;
1) Pulmonary artery flow velocity integral per minute which means total systemic blood flow
increased during those period (854±58, 1027±128, 1198±57 cm/min).
2) Flow velocity integral per minute in ascendiing... |