1. Human Pathology San Paolo Hospital ASST Santi Paolo e Carlo Milan Italy
2. Human Pathology University of Study of Milan Milan Italy
3. Dermatology Unit Children's Hospital V. Buzzi, ASST Fatebenefratelli Sacco Milan Italy
4. Surgery Unit of Vascular Malformation Children's Hospital V. Buzzi, ASST Fatebenefratelli Sacco Milan Italy
5. Genetic Medicine Children's Hospital V. Buzzi, ASST Fatebenefratelli Sacco Milan Italy
6. Pediatric Radiology and Neuroradiology Children's Hospital V. Buzzi, ASST Fatebenefratelli Sacco Milan Italy
7. Head of Soft Tissue Tumor Pathology Unit, Advanced Diagnostics Department Fondazione IRCCS Istituto Nazionale dei Tumori Milan Italy