by Sly, Peter D., Arphacharus, Neeranuch, Aung, Wai Phyo, Coleman, Gwen W., Gamble, Mary V, Graziano, Joseph, Hai, Doan Ngoc, Henshaw, Dennis L., Navasumrit, Panida, Ravichandran, Beerappa, Ruchirawat, Mathuros, Suk, William A., Tshering, Ugyen
Published in Bhutan health journal (15.11.2017)