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Lokkegaard H, Gyrd-Hansen N, Iversen Hansen R, Hasselager E, Nerstrom B, Rasmussen F.Lokkegaard H, et al. Among authors: nerstrom b.Acta Med Scand. 1972 Mar;191(3):191-8.Acta Med Scand. 1972.PMID: 4555991No abstract available.