1. Department of Dermatology Complejo Hospitalario de Toledo Toledo Spain
2. Department of Dermatology Hospital Infantil Universitario del Niño Jesús Spanish Network on Mastocytois (REMA) Madrid Spain
3. Department of Pathology Complejo Hospitalario de Toledo Toledo Spain
4. Instituto de Estudios de Mastocitosis de Castilla La Mancha (CLMast) Spanish Network on Mastocytosis (REMA) Toledo Spain