1 Department of Pediatrics, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte EPE - Avenida Professor Egas Moniz, Lisbon, Portugal.
2 Department of Dermatology, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte EPE - Avenida Professor Egas Moniz, Lisbon, Portugal.
3 Department of Dermatology, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte EPE - Avenida Professor Egas Moniz, Lisbon, Portugal; Dermatology Research Unit, Instituto de Medicina Molecular de Lisboa, Lisbon, Portugal.
4 General Pediatrics Unit, Department of Pediatrics, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte EPE - Avenida Professor Egas Moniz, Lisbon, Portugal.