    <td>=</td>
      <td>HRV-B</td>
      <td>humidity</td>
      <td>×</td>
      <td>RVP</td>
      <td>influenza virus</td>
      <td>paramyxoviridae</td>
      <td>HRV/ENT</td>
      <td>malignancies</td>
      <td>m. pneumoniae</td>
      <td>CP‐COPD</td>
      <td>OME</td>
      <td>human coronavirus</td>
    </tr>
    <tr>
      <th>33</th>
      <td>frequently</td>
      <td>influenza b</td>
      <td>infection</td>
      <td>identified</td>
      <td>HPIV-4</td>
      <td>hcov‐hku1</td>
      