ZSWIM4 and Parkinson disease: In this study, 11 SNPs associated with PD mapped to genes (MS4A4E, DKKL1, MPV17L2, MIR499A, AGAP2, CLECL1, CLEC16A, MIR196A2, IL7R, INPP5D, and ZSWIM4) which have never been investigated in PD to our knowledge.