Synthesize evidence into a structured narrative (`output/SYNTHESIS.md`) grounded in `papers/extraction_table.csv`, including limitations and bias considerations. **Trigger**: synthesis, evidence synthesis, systematic review writing, 综合写作, SYNTHESIS.md. **Use when**: systematic review 完成 screening+extraction（含 bias 评估）后进入写作阶段（C4）。
Install
npx skills add WILLOSCAR/research-units-pipeline-skills --skill synthesis-writernpx skills add WILLOSCAR/research-units-pipeline-skills --skill synthesis-writer -a claude-code -gnpx skills add WILLOSCAR/research-units-pipeline-skills --skill synthesis-writer -a codex -ggemini skills install https://github.com/WILLOSCAR/research-units-pipeline-skills.git --path .codex/skills/synthesis-writergh skill install WILLOSCAR/research-units-pipeline-skills synthesis-writergit clone --depth 1 https://github.com/WILLOSCAR/research-units-pipeline-skills /tmp/WILLOSCAR__research-units-pipeline-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/WILLOSCAR__research-units-pipeline-skills/.codex/skills/synthesis-writer ~/.claude/skills/synthesis-writer # Claude Code
cp -R /tmp/WILLOSCAR__research-units-pipeline-skills/.codex/skills/synthesis-writer ~/.agents/skills/synthesis-writer # Codex, Cursor, Gemini CLI, Copilot, OpenCode