title: Contractions of the gallbladder and the formation of gallstones. 3.
mesh_terms: D000818:Animals; D002769:Cholelithiasis / Q000209:etiology*; D005704:Gallbladder / Q000187:drug effects / Q000502:physiology*; D006801:Humans; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology; D010276:Parasympatholytics / Q000494:pharmacology
chemical_list: D010276:Parasympatholytics