title: Collagen-induced platelet aggregation is enhanced by bovine von Willebrand factor.
mesh_terms: D000818:Animals; D001779:Blood Coagulation Factors; D002118:Calcium / Q000378:metabolism; D002417:Cattle; D003094:Collagen / Q000494:pharmacology*; D006168:Guinea Pigs; D006736:Horses; D010973:Platelet Adhesiveness; D010974:Platelet Aggregation; D012867:Skin / Q000378:metabolism; D013997:Time Factors; D014841:von Willebrand Factor
chemical_list: D001779:Blood Coagulation Factors; D014841:von Willebrand Factor; D003094:Collagen; D002118:Calcium