1. Iberoamerican Cochrane Centre, Biomedical Research Institute Sant Pau (IIB Sant Pau); CIBER Epidemiología y Salud Pública (CIBERESP); Barcelona Spain
2. Hospital de Sant Pau; Barcelona Spain
3. Facultad de Ciencias de la Salud Eugenio Espejo; Universidad UTE (Cochrane Ecuador); Quito Ecuador
4. Universidad Francisco de Vitoria; Facultad de Medicina Cochrane Madrid; Madrid Spain
5. Cátedra Rectoral de Medicina Basada en la Evidencia; Universidad de Carabobo; Valencia Venezuela
6. Hospital Universitario Cruces; Barakaldo Spain
7. BioCruces-Bizkaia Research Institute; CIBER Epidemiología y Salud Pública (CIBERESP); Barakaldo Spain
8. Blanquerna School of Health Sciences; Universitat Ramon Llull; Barcelona Spain
9. Interdepartmental Division of Critical Care Medicine; University of Toronto; Toronto Canada
10. Population Health Sciences Institute; Newcastle University; Newcastle upon Tyne UK
11. Department of Neurosciences, Psychology, Drug Research and Child Health (NEUROFARBA); University of Florence; Florence Italy
12. Centre for Public Health; Queen's University Belfast; Belfast UK