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Johansson JD, Eriksson O, Wren J, Loyd D, Wårdell K.Johansson JD, et al. Among authors: wren j.Med Biol Eng Comput. 2006 Sep;44(9):757-66. doi: 10.1007/s11517-006-0098-1. Epub 2006 Aug 29.Med Biol Eng Comput. 2006.PMID: 16941099Free article.
Eriksson O, Wren J, Loyd D, Wårdell K.Eriksson O, et al. Among authors: wren j.Med Biol Eng Comput. 1999 Nov;37(6):737-41. doi: 10.1007/BF02513376.Med Biol Eng Comput. 1999.PMID: 10723881
Johansson JD, Wren J, Loyd D, Wardell K.Johansson JD, et al. Among authors: wren j.Conf Proc IEEE Eng Med Biol Soc. 2004;2004:2510-3. doi: 10.1109/IEMBS.2004.1403723.Conf Proc IEEE Eng Med Biol Soc. 2004.PMID: 17270783