BIOSIS Previews is the world's most comprehensive reference database for life science research. The library includes not only original research reports and reviews of traditional biological and biomedical sciences, but also some important biological research, medical research findings, etc. At the same time, the library also provides information on related disciplines such as agricultural sciences, pharmacology and ecology, and interdisciplinary studies such as biochemistry, biophysics, bioengineering, and biotechnology. There are currently 5,000 Journals and non-periodical documents.