# OnCo record matthew-hellmann (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/matthew-hellmann/>
  a schema:Person ;
  onco:kind "person" ;
  schema:identifier "matthew-hellmann" ;
  schema:name "Matthew D. Hellmann"@en ;
  schema:description "Lung cancer doctor who was the lead author of CheckMate 227, the trial that showed the immunotherapy pair nivolumab and ipilimumab helps people with advanced lung cancer live longer than chemotherapy alone."@en ;
  schema:url <https://onco.cc/people/matthew-hellmann/> ;
  schema:dateModified "2026-09-18"^^xsd:date ;
  onco:tag "lung", "immunotherapy", "trialist" ;
  schema:jobTitle "Medical oncologist and trial lead, thoracic immunotherapy" ;
  onco:cancers <https://onco.cc/cancers/pdl1-high-nsclc/>, <https://onco.cc/cancers/nsclc/>, <https://onco.cc/cancers/lung-cancer/> ;
  onco:trials <https://onco.cc/trials/checkmate-227/> .