Dr. Robert is Neurosurgeon and Dr. Bonasia is Resident, Department of Neurosurgery, Neurocenter of the Southern Switzerland, University of the Southern Switzerland, Ospedale Civico di Lugano, Lugano, Switzerland, E-mail: firstname.lastname@example.org; and Dr. Piotin is Head, Department of Interventional Neuroradiology Department, Rothschild Foundation, Paris, France.
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