Orthopaedic surgeon, Professor in Seoul National University College of Medicine and clinical researcher (M.D., Ph.D.). I write clinical practice guidelines and systematic reviews, and build the tools I need for them. Academic Paper Citation Manager is a local-first Zotero/EndNote alternative for Obsidian: PubMed search, structured AI summaries, MeSH tags, CSL citations, screening and PRISMA diagrams, and MCP access for Claude Code and Codex.