# OnCo record helena-earl (person). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/people/helena-earl/>
  a schema:Person ;
  onco:kind "person" ;
  schema:identifier "helena-earl" ;
  schema:name "Helena Earl"@en ;
  schema:description "Led PERSEPHONE, which showed six months of trastuzumab is nearly as good as twelve for most patients."@en ;
  schema:url <https://onco.cc/people/helena-earl/> ;
  schema:dateModified "2026-09-10"^^xsd:date ;
  schema:citation <https://pubmed.ncbi.nlm.nih.gov/?term=Earl%20HM%5BAuthor%5D%20PERSEPHONE> ;
  onco:tag "breast", "de-escalation", "her2" ;
  schema:jobTitle "Emeritus Professor of Clinical Cancer Medicine, University of Cambridge" ;
  schema:sameAs <https://orcid.org/0000-0003-1549-8094> ;
  onco:cancers <https://onco.cc/cancers/breast-her2-positive/> ;
  onco:targets <https://onco.cc/targets/her2/> ;
  onco:drugs <https://onco.cc/drugs/trastuzumab/> ;
  onco:institutions <https://onco.cc/institutions/cruk-cambridge-centre/> ;
  onco:trials <https://onco.cc/trials/persephone/> ;
  schema:affiliation <https://onco.cc/institutions/cruk-cambridge-centre/> .