@misc{indiciae6ea05a47246d, title = {Cortical function in amyotrophic lateral sclerosis. A positron emission tomography study.}, author = {J J Kew and P N Leigh and E D Playford and R E Passingham and L H Goldstein and R S Frackowiak and D J Brooks}, year = {1993}, doi = {10.1093/brain/116.3.655}, url = {https://pubmed.ncbi.nlm.nih.gov/8513396/}, note = {Source identifier: 8513396} }