# cMedQA2

License: restricted (NOASSERTION); Mdexa hosting: link-only. License is restricted: README limits use to non-commercial research; link only.

- Commercial use: No · Derivatives: Unclear · Redistribution: Unclear · File on Mdexa: No
- License status: Restricted (NOASSERTION)
- Mdexa hosting: Link only — License is restricted: README limits use to non-commercial research; link only.
- Code repository license: GPL-3.0 (license-file, verified)
- Last verified: 2026-11-12
- Card: https://mdexa.com/datasets/cmedqa2/

## Key facts

- Domain: Clinical medicine
- Content type: QA, dialogue and instruction data
- Size: 108,000 questions (total); 203,569 answers (total); 100,000 questions (train); 188,490 answers (train) — 108,000问题、203,569回答（训练100,000问/188,490答）
- Language: Chinese
- Modality: Text
- Publisher: zhangsheng93（IEEE Access 论文，S. Zhang 等）
- Year: 2018

## Commercial use of cMedQA2

- Commercial use: No.
- License status: Restricted.
Verdicts record what sources state and are not legal advice.

## cMedQA2 license evidence

README limits use to non-commercial research

- **Repository license file** — GPL-3.0: GitHub repository license: GPL-3.0 — "GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007" — https://github.com/zhangsheng93/cMedQA2 (2026-11-12; Page opened)
- **README**: README non-commercial research statement for version 2.0 — "available for non-commercial research" — https://github.com/zhangsheng93/cMedQA2 (2026-11-12; Page opened)

## Source and lineage

Chinese medical community QA (platform not named on the page)

## Known issues with cMedQA2

- GPL-3.0 coexists with a non-commercial research statement
- Users anonymized
- Source platform not stated

## Preflight

Not run (data not ingested).

## Downloading cMedQA2 and API access

Mdexa does not serve files. Original source:
- https://github.com/zhangsheng93/cMedQA2

## Citing cMedQA2

No recommended citation text.

## Machine-readable

- JSON: https://mdexa.com/datasets/cmedqa2.json
- 2026-11-13 Added specialty tags: multi-specialty(inferred).
- 2026-11-13 Removed the stored size-tier tag; the tier is now computed from the size field when pages are built.
- 2026-11-13 Added dataset-level tags: 5 (2 stated by the authors with excerpts, 3 inferred from the content). No conclusion changed.
- 2026-11-12 Recorded the code repository license separately; it is not treated as a data license statement.
- 2026-11-12 Added verbatim license excerpts and snapshot ids from captured page snapshots; no conclusion changed.
- 2026-11-12 License status split into license_status (what the license says) and hosting (what Mdexa does); the earlier conclusion is kept for traceability.
- 2026-11-12 Card converted from an earlier manual catalog; no new facts added; reclassified under taxonomy v2.

## Continue in this database

This record is one of 109 processed and verified records (datasets, data resources and open models). To find others, call `https://mcp.mdexa.com/v1/datasets?q=<words>` or connect the MCP server at `https://mcp.mdexa.com/mcp`; no key is needed for 20 calls per minute. Rows are under 1 KB; an empty result means "not listed". For a list of items, one batch check (free account) returns a report. Guide: /agents.md. Similar records: Chinese-medical-dialogue-data（Toyhom） (https://mdexa.com/datasets/chinese-medical-dialogue-data/); HuatuoGPT2-SFT-GPT4-140K (https://mdexa.com/datasets/huatuogpt2-sft-gpt4-140k/); ChatMed_Consult_Dataset (https://mdexa.com/datasets/chatmed-consult-dataset/).