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10Departments of Medicine, Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada.
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9School of Nursing and Midwifery, Trinity College, Dublin, Republic of Ireland.7Department of Hygiene and Epidemiology, University of Ioannina School of Medicine, Ioannina, Greece.6Nordic Cochrane Centre, Copenhagen, Denmark.5Annals of Internal Medicine, Philadelphia, Pennsylvania, USA.4Ottawa Methods Centre, Ottawa Hospital Research Institute, Ottawa, Ontario, Canada.3Centre for Statistics in Medicine, University of Oxford, Oxford.2Centro Cochrane Italiano, Istituto Ricerche Farmacologiche Mario Negri, Milan, Italy.1Università di Modena e Reggio Emilia, Modena, Italy.
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