1. Department of Biomedical Sciences Humanitas University Milan Italy
2. IRCCS Humanitas Research Hospital Milan Italy
3. Laboratory of Haematology and Blood Bank Unit “Attiko” University Hospital, School of Medicine, National and Kapodistrian University of Athens Athens Greece
4. Microbiology Department “Saint Savvas” Oncology Hospital Athens Greece
5. Michael G DeGroote Cochrane Canada and McMaster GRADE Centres McMaster University Hamilton Ontario Canada
6. Department of Health Research Methods, Evidence and Impact McMaster University Hamilton Ontario Canada