Advanced DementiaNEJM 372:2533-2540, Mitchell, S.L., 2015
The Clinical Course of Advanced DementiaNEJM 361:1529-1538, 1595, Mitchell,S.,et al, 2009
Diagnosis and Management of Motor Neurone DiseaseBMJ 336:658-662, McDermott,C.J. &Shaw,P.J., 2008