External quality assessment scheme for influenza virus detection and culture for the Community Network of Reference Laboratories for Human Influenza in Europe 2010/2011 08 May 2012 Rapid risk assessment: Potential contamination of ViaspanĀ® organ perfusion solution 23 Apr 2012 External quality assurance scheme for typing of verocytotoxin-producing E. coli (VTEC) 16 Apr 2012 |