XY PubMed PDF Downloader

# XY PubMed PDF Downloader

Download PDFs from PubMed Central (PMC) and Europe PMC. Use when the user needs to download open-access academic papers from PubMed Central using PMC ID, Pub...

## Discovery Metadata
- Category: `experimental`
- Framework: `ClawHub`
- Tags: `pubmed`, `pmc`, `download`, `central`, `pdf`, `downloader`, `pdfs`, `europe`, `use`, `user`

## Agent Execution Policy

This listing is **discovery metadata only**. Canonical instructions are maintained by ClawHub.

### Before Executing Actions

1. **Fetch canonical instructions** from: https://clawhub.ai/skill/xy-pubmed-pdf-downloader
2. **Parse the skill page** for setup, usage, and input/output requirements.
3. **Only proceed** after successfully loading and understanding the full instructions.

### If Fetch Fails

- Return `instruction_unavailable` with reason.
- Do **not** attempt to infer or improvise execution steps from this metadata alone.

## Source

- ClawHub listing: https://clawhub.ai/skill/xy-pubmed-pdf-downloader