Alliance of Rare Diseases (France)
Regroupement québécois des maladies orphelines – RQMO (Québec, Canada)
Organisation of Canadian Rare Diseases (CORD)
National Organisation of Rare Diseases – USA (NORD)
European Rare Disease Organization (Eurordis)
Drug Finder (Government of Canada)
National Institute of Neurological Disorders and Stroke (MSA Fact)
Medline Plus (US Library of Medicine)
“On Multiple System Atrophy” (Merck Manual Resource, By Philip Low, MD)
Online Mendelian Inheritance in Man® – Known Genetic Disorders
World Health Organization: International Clinical Trials Registry Platform
DOCTOR DIRECTORY SEARCH
International Movement Disorder Society (FIND A MOVEMENT DISORDER DOCTOR)
Autonomic Disorders Consortium (FIND AN AUTONOMIC DISORDERS DOCTOR)