Therapeutic plasma exchange in the management of stiff person syndrome spectrum disorders: a case series and review of the literature.

"The authors declared the following potential conflicts of interest with respect to the research, authorship, and/or publication of this article: Yujie Wang, MD: Research funding from Genentech. Scott D. Newsome, DO: None relevant to this manuscript. Has received consultant fees for scientific advisory boards from Biogen, Genentech, Bristol Myers Squibb, EMD Serono, Greenwich Biosciences, Novartis, TG Therapeutics, and Horizon Therapeutics; is the study lead PI for a Roche clinical trial; was a clinical adjudication committee member for a medDay Pharmaceuticals clinical trial; and has received research funding (paid directly to institution) from Biogen, Roche, Genentech, The Stiff Person Syndrome Research Foundation, National Multiple Sclerosis Society, Department of Defense, and Patient Centered Outcomes Research Institute."

"Funding: The authors received no financial support for the research, authorship, and/or publication of this article."