title: Opioid receptors and endogenous opioid peptides.
authors.affiliation: New York University Medical Center, New York 10016.
authors.forename: E J
authors.initials: EJ
authors.lastname: Simon
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D001665:Binding Sites / Q000502:physiology; D004723:Endorphins / Q000737:chemistry / Q000502:physiology*; D006801:Humans; D008969:Molecular Sequence Data; D011957:Receptors, Opioid / Q000502:physiology*; D012016:Reference Values
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid