# OnCo record charles-geyer (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/charles-geyer/>
  a schema:Person ;
  onco:kind "person" ;
  schema:identifier "charles-geyer" ;
  schema:name "Charles E. Geyer Jr."@en ;
  schema:description "Breast trialist who co-led OlympiA, showing adjuvant olaparib improves survival in BRCA carriers."@en ;
  schema:url <https://onco.cc/people/charles-geyer/> ;
  schema:dateModified "2026-09-08"^^xsd:date ;
  schema:citation <https://www.nrgoncology.org>, <https://pubmed.ncbi.nlm.nih.gov/?term=Geyer%20CE%5BAuthor%5D>, <https://scholar.google.com/scholar?q=Charles%20E.%20Geyer%20Jr.> ;
  schema:jobTitle "Breast cancer trial leader, NRG Oncology; Professor of Medicine, University of Pittsburgh" ;
  onco:cancers <https://onco.cc/cancers/tnbc/>, <https://onco.cc/cancers/breast-hr-positive/>, <https://onco.cc/cancers/breast-her2-positive/> ;
  onco:targets <https://onco.cc/targets/brca/>, <https://onco.cc/targets/parp/>, <https://onco.cc/targets/her2/> ;
  onco:drugs <https://onco.cc/drugs/olaparib/>, <https://onco.cc/drugs/trastuzumab-emtansine/> ;
  onco:companies <https://onco.cc/companies/nrg-oncology/> ;
  onco:trials <https://onco.cc/trials/olympia/>, <https://onco.cc/trials/katherine/>, <https://onco.cc/trials/hera-b31-n9831/> ;
  onco:journals <https://onco.cc/journals/annals-of-oncology/> ;
  schema:affiliation <https://onco.cc/companies/nrg-oncology/> .