From the 31st March to the 2nd April 2011, at the hotel Centeros of Bologna, Expo Venice – Oltrex has collaborated with the VI National Congress of Orthodontics, where during the 3 days conference the most important expert in the field presented new ideas.

31st March to 2nd April 2011, Centeros Hotel – Bologna
“VI National Congress of the Italian Academy of Orthodontics”