The Guillain-Barre syndrome study group. Plasmapheresis and acute Guillain-Barre syndrome. Neurology. 1985, 35, 1096-1104
French Cooperative Group on Plasma Exchange in Guillain-Barre syndrome. Efficiency of plasma exchange in Guillain-Barre syndrome : Role of replacement fluids. Ann Neurol. 1987, 22, 753-761