A genome-wide association study of IVGTT-based measures of first phase insulin secretion refines the underlying physiology of Type 2 Diabetes variants. nork Wood, A, Jonsson, A, Jackson, A, Wang, N, van Leewen, N, Palmer, N, Kobes, S, Deelen, J, Boquete-Vilarino, L, Paananen, J, Stančáková, A, Boomsma, D, de Geus, E, Eekhoff, E, Fritsche, A, Kramer, M, Nijpels, G, Simonis-Bik, A, van Haeften, T, Mahajan, A, Boehnke, M, Bergman, R, Tuomilehto, J, Collins, F, Mohlke, K, Banasik, K, Groves, C, McCarthy, M, Pearson, E, Natali, A, Mari, A, Buchanan, T, Taylor, K, Xiang, A, Gjesing, A, Grarup, N, Eiberg, H, Pedersen, O, Chen, Y, Laakso, M, Norris, J, Smith, U, Wagenknecht, L, Baier, L, Bowden, D, Hansen, T, Walker, M, Watanabe, R, 't Hart, L, Hanson, R, Frayling, T