RT Journal Article SR Electronic T1 Ecchymotic angioedema in paediatric systemic lupus erythematosus JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP archdischild-2017-313233 DO 10.1136/archdischild-2017-313233 A1 Alfonso Ragnar Torres Jimenez A1 Alejandra Velazquez Cruz A1 Adriana Ivonne Cespedes Cruz YR 2017 UL http://adc.bmj.com/content/early/2017/09/06/archdischild-2017-313233.1.abstract AB