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Arborelius E, Timpka T.Arborelius E, et al.Scand J Prim Health Care. 1991 Jun;9(2):71-7. doi: 10.3109/02813439109026587.Scand J Prim Health Care. 1991.PMID: 1891661
Arborelius E, Bremberg S, Timpka T.Arborelius E, et al.Lakartidningen. 1991 May 1;88(18):1678-80.Lakartidningen. 1991.PMID: 2041416Swedish.No abstract available.