title: Gallbladder emptying.
mesh_terms: D002766:Cholecystokinin; D005704:Gallbladder / Q000000981:diagnostic imaging* / Q000502:physiology; D006801:Humans; D011868:Radioisotopes; D011877:Radionuclide Imaging
chemical_list: D011868:Radioisotopes; D002766:Cholecystokinin