1. Department of Family Medicine; Hospital Israelita Albert Einstein; São Paulo Brazil
2. Department of Evidence-Based Medicine, Intensive Care, Gastroenterology; Petrópolis Medical School; Petrópolis Brazil
3. Cochrane Brazil; Centro de Estudos de Saúde Baseada em Evidências e Avaliação Tecnológica em Saúde; São Paulo Brazil
4. General & Bariatric Surgery; Vivere Clinic; Petrópolis Brazil
5. Department of Medical Education; Icahn School of Medicine at Mount Sinai; New York City New York USA
6. Cochrane Brazil Rio de Janeiro; Cochrane; Petrópolis Brazil