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Reaxys
Reaxys is a database of experimentally validated data for chemists including structures, reactions (including multi-step reactions) and physical properties.


Research Papers in Economics (RePEc)
Provides access to working papers on economics, banking and finance.


Royal Marsden Manual online
Collection of evidence based procedures relating to nursing care.  Includes assessment, infection control, human functioning, diagnostic tests, medicines management, perioperative care and wound management