Final answer:
The phlebotomy goal for polycythemia vera is to lower the hematocrit level to below 45%.
Step-by-step explanation:
The phlebotomy goal for polycythemia vera is to lower the hematocrit level. The appropriate hematocrit level target for phlebotomy in patients with polycythemia vera is typically less than 45%. Therefore, the correct answer choice is b) Hematocrit < 45%.
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