CITED SOURCE / URL-DERIVED EVIDENCE
pmc.ncbi.nlm.nih.gov
Every row below resolves to a published AI-answer citation or a public source connection. Rank.ai derives citation hostnames from the returned URLs instead of trusting provider-supplied labels.
Visit domain ↗- Cited prompts
- 23
- Model providers
- 3
- Cited pages
- 23
- Best position
- 1
- Categories
- 9
- Last observed
- Jul 27, 2026, 12:00 AM UTC
BENCHMARK COVERAGE
Where this source appears
Coverage is counted from the complete published prompt × provider matrix for each live category.
| Category | Prompts citing | Providers citing | Citation observations | Snapshot time | Full ranking |
|---|---|---|---|---|---|
| Clinical AI documentation | 13 | 3 | 21 | Jul 27, 2026, 12:00 AM UTC | View table → |
| AI research assistants | 2 | 2 | 2 | Jul 27, 2026, 12:00 AM UTC | View table → |
| AI writing & content | 2 | 2 | 2 | Jul 27, 2026, 12:00 AM UTC | View table → |
| AI video generation | 1 | 1 | 1 | Jul 27, 2026, 12:00 AM UTC | View table → |
| AI visibility platforms | 1 | 1 | 1 | Jul 27, 2026, 12:00 AM UTC | View table → |
| Customer support | 1 | 1 | 1 | Jul 27, 2026, 12:00 AM UTC | View table → |
| Cybersecurity platforms | 1 | 1 | 1 | Jul 27, 2026, 12:00 AM UTC | View table → |
| Enterprise search & RAG | 1 | 1 | 1 | Jul 27, 2026, 12:00 AM UTC | View table → |
| Marketing automation | 1 | 1 | 1 | Jul 27, 2026, 12:00 AM UTC | View table → |
PROMPT × MODEL LEDGER
Exact citation evidence
Citation position is the provider-returned order inside a single answer. It is not a page rank or an endorsement score.
PAGE-LEVEL ROLLUP
Pages models cited
De-duplicated by exact public URL and ordered by prompt breadth, provider breadth, then best observed position.