| http://www.w3.org/ns/prov#value | - In the case of a synthetic graft or stent, such as a graft or stent made of DACRON or stainless steel, coating the graft or stent with Type I collagen and fibronectin in saturating amounts greater than-or equal to 25 mg/ml in carbonate buffer, pH 9.4; or in the case of an autologous graft, harvesting the saphenous vein or other vessel using conventional surgical techniques.
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