Republished for the medical student market, the latest edition of this standard work of reference contains over 5000 encyclopaedic entries, giving full definitions and descriptions of medical terms and concepts. All material has been checked and updated with new or substantially revised entries on: * apoptosis * attention deficit disorder * autism * children's physical and mental health * cognitive behaviour therapy * environmental health * ethics * general practice * nursing * occupational health * pregnancy and labour * prostheses * research fraud * suicide * transfusion