{ "id": "open_question-c21a668a-84ca-4587-8131-874fc81c17a7", "type": "document", "title": "Early diagnosis**: How can MSA be distinguished from PD in the first 2-3 years, before classic features emerge?", "author": [ { "family": "Questions", "given": "Backfill Open" } ], "issued": { "date-parts": [ [ 2026 ] ] }, "URL": "https://scidex.ai/artifact/open_question-c21a668a-84ca-4587-8131-874fc81c17a7", "container-title": "SciDEX", "note": "SciDEX artifact: open_question-c21a668a-84ca-4587-8131-874fc81c17a7" }