Frequency of the C9orf72 hexanucleotide repeat expansion in patients with amyotrophic lateral sclerosis and frontotemporal dementia: A cross-sectional study gan Majounie, E, Renton, A, Mok, K, Dopper, E, Waite, A, Rollinson, S, Chiò, A, Restagno, G, Nicolaou, N, Simon-Sanchez, J, van Swieten, J, Abramzon, Y, Johnson, J, Sendtner, M, Pamphlett, R, Orrell, R, Mead, S, Sidle, K, Houlden, H, Rohrer, J, Morrison, K, Pall, H, Talbot, K, Ansorge, O, Hernandez, D

Frequency of the C9orf72 hexanucleotide repeat expansion in patients with amyotrophic lateral sclerosis and frontotemporal dementia: a cross-sectional study. gan Majounie, E, Renton, A, Mok, K, Dopper, E, Waite, A, Rollinson, S, Chiò, A, Restagno, G, Nicolaou, N, Simon-Sanchez, J, van Swieten, J, Abramzon, Y, Johnson, J, Sendtner, M, Pamphlett, R, Orrell, R, Mead, S, Sidle, K, Houlden, H, Rohrer, J, Morrison, K, Pall, H, Talbot, K, Ansorge, O, Hernandez, D