![12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text 12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs10194-018-0900-0/MediaObjects/10194_2018_900_Fig34_HTML.png)
12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text
![12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text 12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs10194-018-0900-0/MediaObjects/10194_2018_900_Fig2_HTML.png)
12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text
![12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text 12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs10194-018-0900-0/MediaObjects/10194_2018_900_Fig4_HTML.png)
12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text
![12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text 12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of Headaches | The Journal of Headache and Pain | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs10194-018-0900-0/MediaObjects/10194_2018_900_Fig3_HTML.png)