title: Neuroendocrine function and endogenous opioid peptide systems in chronic pain.
mesh_terms: D000328:Adult; D000368:Aged; D002908:Chronic Disease; D003866:Depressive Disorder / Q000503:physiopathology; D003907:Dexamethasone; D004723:Endorphins / Q000502:physiology*; D006801:Humans; D006854:Hydrocortisone / Q000097:blood; D007030:Hypothalamo-Hypophyseal System / Q000502:physiology*; D008875:Middle Aged; D010146:Pain / Q000503:physiopathology*; D010908:Pituitary Hormones, Anterior / Q000378:metabolism; D010913:Pituitary-Adrenal System / Q000502:physiology*; D001615:beta-Endorphin
chemical_list: D004723:Endorphins; D010908:Pituitary Hormones, Anterior; D001615:beta-Endorphin; D003907:Dexamethasone; D006854:Hydrocortisone