, acute_respiratory_syndrome, severe, acute, syndrome, infection, outbreak, control, patients, sars-cov</td>
      <td><a href="Topic_04.html" target="_blank">39</a></td>
      <td>4</td>
    </tr>
    <tr>
      <th>t05</th>
      <td>mask(s), face, surgical, particles, filtration, surgical_mask, N95, disposable, fit</td>
      <td><a href="Topic_05.html" target="_blank">23</a></td>
      <td>7</td>
    </tr>
    <tr>
      <th>t06</th>
      <td>dental, aerosol(s), transmission, droplet(s), route, cough, 