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Schwab U, Uusitupa M, Karhapää P, Mäkimattila S, Räsänen M, Mäkinen E, Laakso M.Schwab U, et al. Among authors: karhapaa p.Ann N Y Acad Sci. 1993 Jun 14;683:279-80. doi: 10.1111/j.1749-6632.1993.tb35717.x.Ann N Y Acad Sci. 1993.PMID: 8352449No abstract available.