Proceedings: Pressure changes in the oesophagus of sheep during rumination.
D000818:Animals; D004063:Digestion; D004947:Esophagus / Q000502:physiology*; D008722:Methods; D011312:Pressure; D012417:Rumen / Q000502:physiology; D012756:Sheep / Q000502:physiology*; D014132:Trachea