SciFinder® is the world's premier chemical information database. Produced by the Chemical Abstracts Service (CAS), a division of the American Chemical Society, SciFinder® provides access to chemical structures, properties, spectra, reactions, and literature sourced from Chemical Abstracts (CAPlus) and MEDLINE.
Compendex is a comprehensive engineering literature database. It currently indexes more than 4,000 journals and trade magazines, dozens of book series, thousands of conference proceedings, dissertations, theses and standards
Ovid MEDLINE ® covers the international literature on biomedicine, including the allied health fields and the biological and physical sciences, humanities, and information science as they relate to medicine and health care. Information is indexed from approximately 5,600 journals published world-wide.