1. ; Metabolic Unit; Great Ormond Street Hospital for Children; London UK
2. Pediatric Clinic; Instituto per la Enfanza ‘Burlo Garofalo’; Trieste Italy
3. ; Neuropaediatric Service; Hôpital Trousseau; Paris France
4. Gaucher's Association of the United Kingdom; London UK
5. Department of Paediatrics, Umeå; University, Umeå; Sweden
6. ; Children's Hospital; University of Mainz; Mainz Germany
7. ; Neurology Clinic; University of Rostock; Rostock Germany
8. Child Health Institute; Warsaw Poland