1. University College London; Division of Surgery and Interventional Science; 9th Floor, Royal Free Hospital Rowland Hill Street London UK NW3 2PF
2. Royal Free Campus, UCL Medical School; Department of Surgery; Rowland Hill Street London UK NW32PF
3. CHU Sainte-Justine; Unité de Recherche en Pratique Pharmaceutique; 3175 Côte Sainte-Catherine Montreal Quebec Canada H3T 1C5
4. University Hospital Southampton; Department of Chemotherapy; Southampton UK
5. Finnish Institute of Occupational Health; Turku Finland