data: PubMed systematic search + grey literature for skin substitutes (refs #235, refs #236)
PubMed E-utilities search across 3 domains:
- clinical efficacy: 7,445 articles (MeSH skin substitutes/biological dressings + outcomes)
- cost-effectiveness: 123 articles (economics, Medicare spending, ASP)
- fraud/waste/abuse: 356 articles (billing patterns, enforcement, compliance)
- 7,817 unique articles after dedup, stored in bib.sqlite with PRISMA counts
Grey literature catalogue: 20 curated documents
- 3 OIG reports (incl. Sept 2025 payment trends)
- 4 CMS rules (CY2024-2026 OPPS/PFS, Benefit Policy Manual)
- 4 DOJ/court filings (Jenson, Gehrke/King, Vohra, national takedown)
- 3 GAO/MedPAC reports
- 4 MAC LCDs (Noridian, CGS, First Coast, Palmetto)
- 2 industry position statements
All tagged module:skin-subs with source and type tags for downstream filtering.
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