Significance of pyloromyotomy and pyloroplasty.
D000818:Animals; D004285:Dogs; D004576:Electromyography; D008722:Methods; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000502:physiology; D011312:Pressure; D011708:Pylorus / Q000502:physiology / Q000601:surgery*