Wiley Online Library provides most extensive multidisciplinary collections of online resources, covering chemistry; computer science; earth and environmental science; education; engineering; law; life sciences; mathematics and statistics; medicine and healthcare; physics and astronomy; polymers and materials science; psychology; and social sciences. The database includes full-text journal articles and some full-text reference sources. It includes abstracts of additional journal articles and reference sources, summary information for online books, citations to Current Protocols laboratory manuals, and abstracts of databases.