{"paper_id":"224f960c-8e4b-424c-a95d-8b8636523b4f","body_text":"All authors were involved in writing and approving the final version of the manuscript.\n\nThis study was supported by The Institute of Cancer Research and Wellcome Trust. We acknowledge NHS funding to The Institute of Cancer Research/Royal Marsden Hospital Biomedical Research Centre.\n\nRN is an Associate Editor of  The Journal of Pathology . No other conflicts of interest were declared.\nInvited commentary for K Heinze, TM Nazeran  et al . Validated biomarker assays confirm that ARID1A loss is confounded with MMR deficiency, CD8 +  TIL infiltration, and provides no independent prognostic value in endometriosis‐associated ovarian carcinomas.  J Pathol  2022;  256:  388–401.","source_license":"CC0","license_restricted":false}