title: [Hydrodynamic study on the ureteral resistance].
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D004285:Dogs; D008297:Male; D009638:Norepinephrine / Q000494:pharmacology; D014513:Ureter / Q000502:physiology*; D014517:Ureteral Obstruction / Q000175:diagnosis; D014563:Urodynamics
chemical_list: D000109:Acetylcholine; D009638:Norepinephrine