Domenighetti C, Sugier PE, Ashok Kumar Sreelatha A, Schulte C, Grover S, Portugal B, Lee PC, May P, Bobbili D, Radivojkov Blagojevic M, Lichtner P, Singleton AB, Hernandez D, Edsall C, Mellick GD, Zimprich AA, Pirker W, Rogaeva EA, Lang AE, Koks S, Taba P, Lesage S, Brice A, Corvol JC, Chartier-Harlin MC, Mutez E, Brockmann K, Deutschlander AB, Hadjigeorgiou GM, Dardiotis E, Stefanis L, Simitsi AM, Valente EM, Petrucci S, Straniero L, Zecchinelli AL, Pezzoli G, Brighina L, Ferrarese C, Annesi G, Quattrone A, Gagliardi M, Matsuo H, Nakayama A, Hattori N, Nishioka K, Chung SJ, Kim YJ, Kolber P, Van De Warrenburg BPC, Bloem BR, Toft M, Pihlstrøm L, Correia Guedes L, Ferreira JJ, Bardien S, Carr J, Tolosa E, Ezquerra M, Pastor P, Diez-Fairen M, Wirdefeldt K, Pedersen NL, Ran C, Belin AC, Puschmann A, Hellberg C, Clarke CE, Morrison KE, Tan MM, Krainc D, Burbulla LF, Farrer M, Kruger R, Gasser T, Sharma M, Elbaz A; Comprehensive Unbiased Risk Factor Assessment for Genetics and Environment in Parkinson's Disease (COURAGE-PD) Consortium.