Nilson Praia Anselmo

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Meningiomas are generally slow-growing benign tumours; however, recurrent cases are associated with a poor prognosis. As these tumours are commonly grouped according to their grade of malignancy, it(More)
Distinctions between benign and malignant tumors are less evident in the central nervous system than in other tissues. Since the level of cell proliferation is an important feature in tumor grading,(More)
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