Prospects for polarized foreground removal by Dunkley, J, Amblard, A, Baccigalupi, C, Betoule, M, Chuss, D, Cooray, A, Delabrouille, J, Dickinson, C, Dobler, G, Dotson, J, Eriksen, H, Finkbeiner, D, Fixsen, D, Fosalba, P, Fraisse, A, Hirata, C, Kogut, A, Kristiansen, J, Lawrence, C, Magalhaes, A, Miville-Deschenes, M, Meyer, S, Miller, A, Naess, S, Page, L