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Galbusera F, Brayda-Bruno M, Freutel M, Seitz A, Steiner M, Wehrle E, Wilke HJ.Galbusera F, et al.Technol Health Care. 2012;20(6):447-55. doi: 10.3233/THC-2012-0682.Technol Health Care. 2012.PMID: 23187011