title: [Sphincter action of the calyceal-pelvic junction and calyceal pacemaker activity in human renal pelvis].
mesh_terms: D006801:Humans; D066298:In Vitro Techniques; D007670:Kidney Calices / Q000502:physiology*; D007682:Kidney Pelvis / Q000502:physiology*; D009119:Muscle Contraction