Common genetic variation in the HLA region is associated with late-onset sporadic Parkinson’s disease

Taye H. Hamza, Cyrus P. Zabetian, Albert Tenesa, Alain Laederach, Jennifer Montimurro, Dora Yearout, Denise M. Kay, Kimberly F. Doheny, Justin Paschall, Elizabeth Pugh, Victoria I. Kusel, Randall Collura, John Roberts, Alida Griffith, Ali Samii, William K. Scott, John Nutt, Stewart A. Factor, Haydeh Payami