Evaluation of endocrine testing of Leydig cell function using extractive and recombinant human chorionic gonadotropin and different doses of recombinant human LH in normal men - Cailleux-Bounacer, A; Reznik, Y; Cauliez, B; Menard, J F; Duparc, C; Kuhn, J M (Eur J Endocrinol Oslo, 2008)