1. National Referral Unit for Tropical Diseases, Infectious Diseases Department, Ramón y Cajal Hospital, IRYCIS, Carretera de Colmenar Km 9, 1. 28034 Madrid, Spain
2. Unitat Medicina Tropical i Salut Internacional Vall d'Hebron-Drassanes, PROSICS, Av de Drassanes 17-21, 08001 Barcelona, Spain
3. Department of Infectious Diseases, Vall d'Hebron University Hospital, Universitat Autònoma de Barcelona, PROSICS Barcelona, Passeig Vall d'Hebron 119 – 129, 08035 Barcelona, Spain
4. Hospital Universitario de Cruces, Plaza de Cruces s/n 48903, Barakaldo, Bizkaia, Spain
5. National Referral Unit for Tropical Diseases, Hospital Universitario La Paz-Carlos III, Paseo de la Castellana 261, 28046 Madrid, Spain
6. Alicante University Hospital, Calle Pintor Baeza 11, 03010 Alicante, Spain
7. Infectious Diseases Unit, La Fe University Hospital, Av de Fernando Abril Martorell 106, 46026 Valencia, Spain
8. Centro Nacional de Medicina Tropical, Instituto de Salud Carlos III-Madrid, RICET, Calle Sinesio Delgado, n° 10. 28046 Madrid, Spain