Diabetes in acromegaly, prevalence, risk factors, and evolution: Data from the French Acromegaly Registry - Fieffe, S; Morange, I; Petrossians, P; Chanson, P; Rohmer, V; Cortet, C; Borson-Chazot, F; Brue, T; Delemer, B (Eur J Endocrinol, 2011)