Gas in the abdomen: the part played by the nervous system.
D000005:Abdomen; D034841:Abdominal Cavity; D005767:Gastrointestinal Diseases / Q000209:etiology*; D006801:Humans; D009420:Nervous System; D009424:Nervous System Physiological Phenomena
GASTROINTESTINAL DISEASES/etiology and pathogenesis; NERVOUS SYSTEM/physiology