Additional file 2: of Parkinson’s disease and Alzheimer’s disease: a Mendelian randomization study Zhifa Han Rui Tian Peng Ren Wenyang Zhou Pingping Wang Meng Luo Shuilin Jin Qinghua Jiang 10.6084/m9.figshare.7538369.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_2_of_Parkinson_s_disease_and_Alzheimer_s_disease_a_Mendelian_randomization_study/7538369 Statistical description of Inverse-variance weighted method. (DOCX 71 kb) 2018-12-31 05:00:00 Alzheimer’s disease Parkinson’s disease α-synuclein Mendelian randomization Genetic association