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BACKGROUND Patent ductus arteriosus (PDA) is a common problem in the preterm infants. The frequency of PDA varies with the time of study, and the characteristics of the population included in the(More)
AIMS To evaluate the prevalence of symptomatic and non-symptomatic ductus arteriosus (PDA) and accuracy of physical signs in diagnosing PDA in preterm infants using blinded comparison of clinical and(More)
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