By Brenner H.   Born J.   Novak P.   Wanek V.   in Preventive Medicine

ISSN:0091-7435|26|1|138-143

Academic Press‎(1997)‎

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By Reime B.   Novak P.   Born J.   Hagel E.   Wanek V.   in Preventive Medicine

ISSN:0091-7435|30|4|295-301

Academic Press‎(2000)‎

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