1. Department of Specialised Medicine, Discipline of Dermatology; Universidade Federal do Piaui; Teresina Brazil
2. Department of Dermatology; Universidade Federal de São Paulo; São Paulo Brazil
3. Primary Care Unit, Department of Public Health and Primary Care; School of Clinical Medicine, University of Cambridge; Cambridge UK
4. Núcleo de Ensino e Pesquisa em Saúde Baseada em Evidências e Avaliação Tecnológica em Saúde (NEP-SBEATS); Universidade Federal de São Paulo; São Paulo Brazil
5. Discipline of General Practice, School of Medicine and Public Health; The University of Newcastle; Newcastle Australia
6. c/o Cochrane Skin Group; The University of Nottingham; Nottingham UK
7. International Research Center HAOC. Health Technology Assessment Unit; São Paulo Brazil
8. Cochrane Brazil Rio de Janeiro; Cochrane; Petrópolis Brazil