Power estimation for non-standardized multisite studies

Keshavan, A; Paul, F; Beyer, Mk; Zhu, Ah; Papinutto, N; Shinohara, Rt; Stern, W; Amann, M; Bakshi, R; Bischof, A; Carriero, A; Comabella, M; Crane, Jc; D'Alfonso, S; Demaerel, P; Dubois, B; Filippi, M; Fleischer, V; Fontaine, B; Gaetano, L; Goris, A; Graetz, C; Gröger, A; Groppa, S; Hafler, Da; Harbo, Hf; Hemmer, B; Jordan, K; Kappos, L; Kirkish, G; Llufriu, S; Magon, S; Martinelli-Boneschi, F; Mccauley, J; Montalban, X; Muhlau, M; Pelletier, D; Pattany, Pm; Pericak-Vance, M; Rebeix, I; Rocca, M; Rovira, A; Schlaeger, R; Saiz, A; Sprenger, T; Stecco, A; Uitdehaag, Bm; Villoslada, P; Wattjes, Mp; Weiner, H; Wuerfel, J; Zimmer, C; Zipp, F; International Multiple Sclerosis Genetics, Consortium; Hauser, S; Oksenberg, Jr; Henry, Rg