Halil H, Tayman C, Cakır U, Buyuktiryaki M, Serkant U, Oğuz SS. Serum Endocan Level as a Predictive Marker for Hemodynamically Significant Patent Ductus Arteriosus in Very Low Birth Weight İnfants. Am J Perinatol. 2017 Nov;34(13):1312–7. doi: 10.1055/s-0037-1603509. PMID: 28561144.