Genome-wide analysis in over 1 million individuals of European ancestry yields improved polygenic risk scores for blood pressure traits by Keaton, JM, Kamali, Z, Xie, T, Vaez, A, Williams, A, Goleva, SB, Ani, A, Evangelou, E, Hellwege, JN, Yengo, L, Young, WJ, Traylor, M, Giri, A, Zheng, Z, Zeng, J, Chasman, DI, Morris, AP, Caulfield, MJ, Hwang, S, Kooner, JS, Conen, D, Attia, JR, Morrison, AC, Loos, RJF, Goel, A, Watkins, H, van Duijn, CM