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To evaluate the prevalence of symptomatic and non-symptomatic ductus arteriosus and accuracy of physical signs in diagnosing PDA in preterm infants using blinded comparison of clinical and echocardiographic findings during the first week of life: a prospective observational study from Iran.
Pourarian S, Sharma D, Farahbakhsh N, Cheriki S, Bijanzadeh F. Pourarian S, et al. J Matern Fetal Neonatal Med. 2017 Jul;30(14):1666-1670. doi: 10.1080/14767058.2016.1220532. Epub 2016 Sep 21. J Matern Fetal Neonatal Med. 2017. PMID: 27494450
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