<citation>
  <author-group>
    <name>
      <surname>Ventura</surname>
      <given-names>C</given-names>
    </name>
  </author-group>
  <year>2018</year>
  <article-title>Regenerative Medicine on the Verge of the 4<sup>th</sup> Industrial Revolution: What We May Envision When the Physical, the Biological and the Digital Converge</article-title>
  <source>NanoWorld J</source>
  <volume>4</volume>
  <issue>2</issue>
  <fpage>29</fpage>
  <lpage>30</lpage>
</citation>