Wangdi, Tandi <br/><br/>
Application of Tokyo guideline in diagnosing and severity grading of acute cholecystitis and acute cholangitis in National Referral Hospital of Bhutan. 

 - Thimphu:  Khesar Gyalpo University of Medical Sciences of Bhutan,  2022. 
 - xii, 65 p. :  ill. ;  30 cm.