title: Opiates, opioids and their receptors in the modulation of pain.
authors.forename: A
authors.initials: A
authors.lastname: Herz
mesh_terms: D000818:Animals; D004723:Endorphins / Q000502:physiology*; D006801:Humans; D010146:Pain / Q000503:physiopathology*; D011957:Receptors, Opioid / Q000502:physiology*
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid