<p>Mixing studies may help to determine the presence of which of the following?<br /> </p>

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Mixing studies may help to determine the presence of which of the following?

More than one answer is correct. Please select all correct answers

	A clot in the specimen that was collected for PT and aPTT testing
	Factor deficiencies that prolong a PT and/or aPTT test result
	Coagulation inhibitors that prolong a PT and/or aPTT test result
	Excess anticoagulant in the specimen that was collected for PT and aPTT testing