@article{article, title = {{Frequency of the C9orf72 hexanucleotide repeat expansion in patients with amyotrophic lateral sclerosis and frontotemporal dementia: a cross-sectional study}}, publisher = {{Elsevier BV}}, url = {{}}, year = {{2012}}, month = {{4}}, author = {{Majounie E and Renton AE and Mok K and Dopper EGP and Waite A and Rollinson S and ChiĆ² A and Restagno G and Nicolaou N and Simon-Sanchez J and van Swieten JC et al}}, doi = {{10.1016/s1474-4422(12)70043-1}}, volume = {{11}}, journal = {{The Lancet Neurology}}, issue = {{4}}, pages = {{323-330}}, note = {{Accessed on 2024/09/19}}}