Insulin-like growth factors, their binding proteins, and prostate cancer risk: analysis of individual patient data from 12 prospective studies. by Roddam, A, Allen, N, Appleby, P, Key, T, Ferrucci, L, Carter, H, Metter, E, Chen, C, Weiss, N, Fitzpatrick, A, Hsing, A, Lacey, J, Helzlsouer, K, Rinaldi, S, Riboli, E, Kaaks, R, Janssen, J, Wildhagen, M, Schröder, F, Platz, E, Pollak, M, Giovannucci, E, Schaefer, C, Quesenberry, C, Vogelman, J