title: Continuous versus intermittent heparin infusion of umbilical artery catheters in the newborn infant.
mesh_terms: D002404:Catheterization; D006493:Heparin / Q000008:administration & dosage*; D006801:Humans; D007231:Infant, Newborn; D007363:Intensive Care Units, Neonatal; D010314:Partial Thromboplastin Time; D011517:Prothrombin Time; D013997:Time Factors; D014469:Umbilical Arteries
chemical_list: D006493:Heparin