Growth hormone (GH) responses during strenuous exercise: the role of GH-releasing hormone (GHRH) and GH-releasing peptide-2 (GHRP-2). - Maas,H.CM.; de Vries,W.R.; Maitimu,I.; Bol,E.; Bowers,C.Y.; Koppeschaar,H.PF. (Med Sci Sports Exerc, 2000)