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Turk AS, Ahmed A, Niemann DB, Aagaard-Kienitz B, Brooks N, Levine RL.Turk AS, et al. Among authors: levine rl.Neuroradiology. 2007 Aug;49(8):659-63. doi: 10.1007/s00234-007-0229-x. Epub 2007 Mar 27.Neuroradiology. 2007.PMID: 17387464