title: Evidence for an opioid neurotransmission mechanism in adult rumination.
mesh_terms: D000328:Adult; D004723:Endorphins / Q000502:physiology*; D005260:Female; D005746:Gastric Emptying; D005764:Gastroesophageal Reflux / Q000503:physiopathology*; D006801:Humans; D011957:Receptors, Opioid / Q000502:physiology*; D013270:Stomach / Q000294:innervation; D009435:Synaptic Transmission
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid