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Essig M, Giesel F, Le-Huu M, Stieltjes B, von Tengg H, Weber MA.Essig M, et al. Among authors: weber ma.Neuroradiology. 2004 Dec;46 Suppl 2:s201-7. doi: 10.1007/s00234-004-1331-y.Neuroradiology. 2004.PMID: 15645153Review.