,After the injection of 2.1 mcg of intravenous cholecystic _______, the gallbladder ejection fraction at 30 minutes was calculated to be 32% (normal is greater than 35%). 
,After the injection of 2.1 mcg of intravenous cholecystic _ _ _ _ _ _ _ , the gallbladder ejection fraction at 30 minutes was calculated to be 32 % ( normal is greater than 35 % ) .