{
  "_note": "Synthetic mock evidence counts. NOT real PubMed data. Generated deterministically from drug/stage/biomarker keys.",
  "_method": "evidence_count = hash(drug+stage+biomarker+population) % 200; trend_5y_pct = hash(...) % 80 - 20",
  "_seed": 20260501,
  "_format": "key = '{drug_combo}|{stage}|{biomarker}|{population}', value = {pubmed_n, trend_5y_pct, active_trials_kr}"
}