1. Lyme Disease Action. About ticks. 2016. http://www.lymediseaseaction.org.uk/about-ticks/ (accessed 11 Aug 2016).
2. Lyme Disease Action. Ticks in Britain. 2008. http://www.lymediseaseaction.org.uk/wp-content/uploads/2012/10/lda004-2.pdf (accessed 11 Aug 2016).
3. European Centre for Disease Prevention and Control. (2016) Tick-borne diseases. http://ecdc.europa.eu/en/healthtopics/emerging_and_vector-borne_diseases/tick_borne_diseases/pages/index.aspx (accessed 11 Aug 2016).
4. Rizzoli A Hauffe HC Carpi G (2011) Lyme borreliosis in Europe. Euro Surveill 16(27), pii:19906.
5. What Should One Do in Case of a Tick Bite?