High-resolution mapping of a complex disease, a model for rheumatoid arthritis, using heterogeneous stock mice. by Ahlqvist, E, Ekman, D, Lindvall, T, Popovic, M, Förster, M, Hultqvist, M, Klaczkowska, D, Teneva, I, Johannesson, M, Flint, J, Valdar, W, Nandakumar, K, Holmdahl, R