href="Topic_14.html#1zva4ut1">Varghese_1986</a>, <a href="Topic_01.html#34rz2hvl">Koutny_2011</a>, <a href="Topic_01.html#auvtwmcq">Gillhuber_2014</a></td>
    </tr>
    <tr>
      <th id="1uyzyxe6";>21</th>
      <td>Xiao_1993</td>
      <td>Concurrent infections of Giardia and Cryptosporidium on two Ohio farms with calf diarrhea</td>
      <td>Xiao, Lihua; Herd, R.P.; Rings, D.M.</td>
      <td>1993</td>
      <td>1993-12-31</td>
      <td>PMC</td>
      <td>N</td>
      <td></td>
      <td><a href="https