data: evidence base builder + literature methods doc (refs #237, refs #244)
- Collection hierarchy: 20 sub-collections under "Skin Substitutes"
(Clinical Evidence, CMS Policy, Enforcement, etc.)
- COI/funding enrichment: 2,862 PubMed articles tagged with
coi:single-product (2,003), stance:skeptical (598),
stance:favorable (510), coi:industry-linked (11)
- All 22 expected tag types verified present
- Methods documentation: search queries, PRISMA flow, tag schema,
collection hierarchy, limitations