Elevated placental growth factor concentrations at 11–14weeks of gestation to predict gestational diabetes mellitus - Eleftheriades, M; Papastefanou, I; Lambrinoudaki, I; Kappou, D; Lavranos, D; Akalestos, A; Souka, A P; Pervanidou, P; Hassiakos, D; Chrousos, G P (Metabolism, 2014)