title: Effects of prolonged heparinless venoarterial bypass on blood coagulation in sheep.
mesh_terms: D000818:Animals; D001777:Blood Coagulation; D001780:Blood Coagulation Tests; D005112:Extracorporeal Circulation / Q000009:adverse effects*; D006493:Heparin; D012756:Sheep; D013997:Time Factors
chemical_list: D006493:Heparin