Sphingolipidoses

• Duke Children's Hospital & Health Center — Durham, North Carolina, United States
• Your Health S.A. — Buenos Aires, Argentina
• Malabar Institute of Medical Sciences Ltd. — Calicut, Kerala, India
• All India Institute of Medical Sciences — New Delhi, India

• ZNA Middelheim — Antwerp, Belgium
• Institute of Pathology et de Génétique (IPG) — Gosselies, Belgium
• Charles University in Prague and General University Hospital in Prague — Prague, Czechia
• National University Hospital, Rigshospitalet — Copenhagen, Denmark

• Universitätsklinikum für Neurologie — Graz, Austria
• Department of Neurology, University Hospital Sestre Milosrdnice — Zagreb, Croatia
• Hopital Neurologique de Lyon, Service d'urgences Neurovasculaires — Lyon, France
• Department of Neurology, S. Khechinashvili University clinic of Tbilisi state medical university — Tbilisi, Georgia

Not specified

• Childrens Hospital and Institute of Child Health, Ferozepur Road — Lahore, Pakistan

• Universitätsklinikum für Neurologie — Graz, Austria
• Department of Neurology, Universitaetsklinik fuer Neurologie Innsbruck — Innsbruck, Austria
• Wagner-Jauregg Linz, Department of Neurology — Linz, Austria
• Christian-Doppler-Klinik, Department für medizin. Studien — Salzburg, Austria

• Juan Fernandez Hospital, Department of Neurology — Buenos Aires, Argentina
• Unidad Renal Corrientes SRL, Medicina Interna Nefrólogo — Corrientes, Argentina
• UZA - University Ziekenhuis Antwerpen) — Edegem, Belgium
• University Hospital "Sestre Milosrdnice" Department of neuroimmunology and neurogenetic — Zagreb, Croatia

• Scientia Clinical Research Limited — Randwick, New South Wales, Australia

• Investigational Site Number 840002 — Atlanta, Georgia, United States
• Investigational Site Number 840003 — Cincinnati, Ohio, United States
• Investigational Site Number 840001 — Fairfax, Virginia, United States
• Investigational Site Number 250001 — Garches, France

• New York University School of Medicine — New York, United States