Progressive Multifocal Leukoencephalopathy: Epidemiology, Clinical Manifestations, and Diagnosis
www.UptoDate.com, May, Koralnik, I.J., 2018
Slurred Speech and Spirochaetes
Lancet 373:978, Thukral,A.,et al, 2009
Celiac Sprue & Refractory Sprue
Gastroenter. 75:3071978., Trier,J.S.,et al, 1978