High-quality health systems in the Sustainable Development Goals era: time for a revolution by Kruk, M, Gage, A, Arsenault, C, Jordan, K, Leslie, H, Roder-Dewan, S, Adeyi, O, Barker, P, Daelmans, B, Doubova, S, English, M, Elorrio, E, Guanais, F, Gureje, O, Hirschhorn, L, Jiang, L, Kelley, E, Lemango, E, Liljestrand, J, Malata, A, Marchant, T, Matsoso, M, Meara, J, Mohanan, M, Ndiaye, Y, Norheim, O, Reddy, K, Rowe, A, Salomon, J, Thapa, G, Twum-Danso, N, Pate, M