This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bleeding Disorders, Subject name: Pathology
Which of the following is not a platelet associated coagulation factor? 
Select and explain. 
A. vWF, B. Factor IX, C. Factor XI, D. Factor XIII
B: Factor IX
Answer: B: Factor IX 
Explanation: Ans. (b) Factor IX(Ref: Wintrobe's 12th/pg 499)Platelet associated coagulation factors are:Fibrinogen, vWF, Factor V, XI, XIII & HMWK