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Kierkegaard A, Norgren L, Olsson CG, Castenfors J, Persson G, Persson S.Kierkegaard A, et al. Among authors: persson g, persson s.Acta Med Scand. 1987;222(5):409-14. doi: 10.1111/j.0954-6820.1987.tb10957.x.Acta Med Scand. 1987.PMID: 3425393
Fagher B, Persson S, Svensson SE.Fagher B, et al. Among authors: persson s.Postgrad Med J. 1977 Feb;53(616):61-5. doi: 10.1136/pgmj.53.616.61.Postgrad Med J. 1977.PMID: 406602Free PMC article.Clinical Trial.
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Nordenfelt I, Persson S, Redfors A.Nordenfelt I, et al. Among authors: persson s.Acta Med Scand. 1968 Dec;184(6):465-71.Acta Med Scand. 1968.PMID: 4885079Clinical Trial.No abstract available.