Berge-Seidl V, Pihlstrøm L, Maple-Grødem J, Forsgren L, Linder J, Larsen JP, Tysnes OB, Toft M. The GBA variant E326K is associated with Parkinson's disease and explains a genome-wide association signal. Neurosci Lett. 2017 Sep 29;658():48–52. doi: 10.1016/j.neulet.2017.08.040. PMID: 28830825.