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Andersson M, Hallberg IR, Edberg AK.Andersson M, et al. Among authors: hallberg ir.Aging Clin Exp Res. 2007 Jun;19(3):228-39. doi: 10.1007/BF03324695.Aging Clin Exp Res. 2007.PMID: 17607092
Andersson M, Hallberg IR, Edberg AK.Andersson M, et al. Among authors: hallberg ir.Int J Nurs Stud. 2008 Jun;45(6):818-28. doi: 10.1016/j.ijnurstu.2007.04.003. Epub 2007 May 30.Int J Nurs Stud. 2008.PMID: 17540379