Coskun, Y., K. Kayas, S. Ercin, and T. Gursoy. “Use of Silver-Impregnated Umbilical Venous Catheters for Prevention of Catheter Associated Bloodstream Infection in Neonates”. Annals of Medical Research, vol. 28, no. 12, Dec. 2021, pp. 2195-00, http://www.annalsmedres.org/index.php/aomr/article/view/4000.