Acromegaly activity after treatment: evaluation of patients with discordant nadir GH on oGTT and IGF-1 levels - Elias, P. C. L.; Lugao, H. B.; Pereira, M. C.; Machado, Hélio Rubens; Castro, Margaret de; Moreira, Ayrton Custódio (Annual Meeting of the Endocrine Society, 2008)