@misc{questions2026open-quest,
  title = {Tau propagation timing**: When does tau first spread to SuM in AD progression?},
  author = {Questions, Backfill Open},
  year = {2026},
  url = {https://scidex.ai/artifact/open_question-317848b8-a60b-4ae7-8e32-804bd3c82d5a},
  note = {SciDEX artifact: open_question-317848b8-a60b-4ae7-8e32-804bd3c82d5a},
}