Showing 1 - 3 results of 3 for search 'Zimmermann, W.', query time: 0.08s Refine Results
  1. 1
    Re-Infections of Pig Farms with EP and APP in Respiratory-Disease-Free Regions of Switzerland – A Search for Causes
    by Zimmermann W, Hege R, Stärk KDC
    Published 2003-03-01
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    Article
  2. 2
    Incidence of Reinfections with <it>Mycoplasma hyopneumoniae </it>and <it>Actinobacillus pleuropneumoniae </it>in Pig Farms Located in Respiratory-Disease-Free Regions of Switzerland – Identification and Quantification of Risk Factors
    by Scheidegger R, Stärk KDC, Zimmermann W, Hege R
    Published 2002-09-01
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    Article
  3. 3
    Untersuchungen zum Flüssigkeits-Holdup und zur Flüssigkeitsverweilzeit in Schüttungen mittels Röntgenradiographie und Gammatomographie
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