%0 Journal Article %T Variable reporting of C9orf72 and a high rate of uncertain results in ALS genetic testing %A Adam Quick %A Holly Klepek %A Jennifer Roggenbuck %A Stephen A. Goutman %A Stephen J. Kolb %J Archive of "Neurology: Genetics". %D 2019 %R 10.1212/NXG.0000000000000301 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6340336/