Dear Colleagues, The Annals WebSite has now the Contents of the November issue and two Reviews in pdf format which include 'Interference in immunoassay' written by our late colleague Colin Selby and 'Cytochrome P450 enzyme system: genetic polymorphisms and impact on clinical pharmacology' by Jan van der Weide and Linda Steijns. Stephen Halloran Editor in Chief Annals of Clinical Biochemistry http://www.leeds.ac.uk/acb/annals %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%