[Clinical and basic studies of the measurement of Oddi's sphincter contraction].
D014670:Ampulla of Vater / Q000502:physiology*; D003187:Compliance; D006801:Humans; D066298:In Vitro Techniques; D008365:Manometry / Q000379:methods; D009119:Muscle Contraction; D009803:Sphincter of Oddi / Q000502:physiology*