Endogenous substances, usually proteins, that are involved in the blood coagulation process.

Synonyms: Coagulation Factor, Blood Coagulation Factor, Blood Coagulation Factors, Coagulation Factors, Factors, Clotting, Coagulation Factors, Blood, Factor, Blood Coagulation, 0, Clotting Factors, Factor, Clotting, Factors, Coagulation, Factor, Coagulation, Coagulation Factor, Blood, Clotting Factor, Factors, Blood Coagulation