On February 1, 2013, Her Royal Highness Princess Letizia of Asturias participated in the opening of the 2nd Meeting on Enfermedades Raras y Discapacidad (Rare Diseases and Disabilities) held at the Teatre Principal de Maó in Mahón.  The princess is Honorary President of the Federación Española de Enfermedades Raras (FEDER).