LitSourceLitSource is a biomedical research assistant for finding relevant scholarly papers and checking that citation records are traceable before use. It matches claims and references to scholarly records (PubMed, PMC, Crossref, OpenAlex, Semantic Scholar) and flags mismatches for human review, leaving interpretation and final citation decisions to the researcher. Web Medicine Life Science Analysis and Computations Project Research References and Journals Reference Management Data Research AI litsource.net Find candidate papers from a research question, claim or reference list Check citation records and metadata (DOI, PMID) against scholarly databases Flag missing records and DOI/metadata mismatches for human review Inspect abstracts and available full-text context next to the source Export references (BibTeX/RIS where supported) Chinese and English claim input with English literature retrieval Freemium: free tier plus a paid Pro plan