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Correlation between slow waves and gastric contractions measured by strain gauges. Top 4 channel: serosal myoelectrical recordings from top to bottom (4 cm interval); bottom channel: gastric contractions measured from strain gauges placed on gastric serosa. (A) Normal slow waves and gastric contractions (one-to-one correlation). (B) Spontaneous gastric dysrhythmia and gastric hypomotility measured from the same strain gauges.
