title: Endogenous opioid nomenclature: light at the end of the tunnel.
authors.forename: I
authors.initials: I
authors.lastname: Kitchen
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004723:Endorphins / Q000145:classification* / Q000378:metabolism; D011957:Receptors, Opioid / Q000145:classification; D009626:Terminology as Topic
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid