passages.id: split_6_test_2112_passage
passages.type: progene_text
passages.text: Two types of response were studied : coagulation and fibrinolysis ( incubation of blood clot within 6 hours at 37 degrees C ) and standardized viscosimetric flow using a rotational viscometer ( shear rate 100 l / s , 60 seconds at 37 degrees C , and incubation within 6 hours at 37 degrees C ) .