Rocha, J., Ventura, F., Vieira, A.P., Pinheiro, A.R., Fernandes, S. and Brito, C. 2011. Alopecia areata: a retrospective study of the paediatric dermatology department (2000-2008). Acta Médica Portuguesa. 24, 2 (Apr. 2011), 207–14. DOI:https://doi.org/10.20344/amp.1630.