title: The sluggish gallbladder of pregnancy.
mesh_terms: D005260:Female; D005704:Gallbladder / Q000502:physiology*; D006801:Humans; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000502:physiology; D011247:Pregnancy; D011374:Progesterone / Q000502:physiology
chemical_list: D011374:Progesterone