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Jonsdottir IH, Sjöqvist A, Lundgren O, Thorén P.Jonsdottir IH, et al.J Auton Nerv Syst. 1999 Oct 8;78(1):18-23. doi: 10.1016/s0165-1838(99)00059-4.J Auton Nerv Syst. 1999.PMID: 10589819