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Sixl W, Sixl-Voigt B, Köck M, Brosch R, Buchrieser C, Haditsch M, Miorini T.Sixl W, et al. Among authors: buchrieser c.Geogr Med Suppl. 1989;2:109-26.Geogr Med Suppl. 1989.PMID: 2744468German.No abstract available.