1. Irregular Transit Migration in the Mediterranean: Facts, Figures and Insights. Mediterranean Transit Migration;Simon,2006
2. The European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union
http://frontex.europa.eu/trends-and-routes/migratory-routes-map
3. An Early Warning System Based on Syndromic Surveillance to Detect Potential Health Emergencies among Migrants: Results of a Two-Year Experience in Italy
4. Syndromic Surveillance of Epidemic-Prone Diseases in Response to an Influx of Migrants from North Africa to Italy, May to October 2011
http://www.researchgate.net/profile/Christian_Napoli3/publication/51828414_Syndromic_surveillance_of_epidemic-prone_diseases_in_response_to_an_influx_of_migrants_from_North_Africa_to_Italy_May_to_October_2011/links/0046352b1ccab167bf000000.pdf
5. The history and evolution of immigration medical screening for tuberculosis