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Mangschau A, Geiran O, Forfang K, Simonsen S, Frøysaker T.Mangschau A, et al. Among authors: froysaker t.J Heart Transplant. 1989 Nov-Dec;8(6):486-93.J Heart Transplant. 1989.PMID: 2614551
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Pfeffer PF, Foerster A, Frøysaker T, Simonsen S, Thorsby E.Pfeffer PF, et al. Among authors: froysaker t.Transplant Proc. 1988 Jun;20(3):367-8.Transplant Proc. 1988.PMID: 3289163No abstract available.