The combined administration of GH-releasing peptide-2 (GHRP-2), TRH and GnRH to men with prolonged critical illness evokes superior endocrine and metabolic effects compared to treatment with GHRP-2 alone. - Van den Berghe,B.G.; Baxter,R.C.; Weekers,F. (Clin Endocrinol (Oxf), 2002)