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Lech Y, Olesen KM, Hey H, Rask-Pedersen E, Vilien M, Ostergaard O.Lech Y, et al. Among authors: rask pedersen e.Ugeskr Laeger. 1988 Oct 3;150(40):2388-9.Ugeskr Laeger. 1988.PMID: 3061106Clinical Trial.Danish.No abstract available.