Deswanto, I.A. and Barus, J.F. 2015. Annular pancreas: the failure of side-to-side gastrojejunostomy anastomosis and the success of repair with Roux-en-Y gastrojejunostomy. Medical Journal of Indonesia. 24, 2 (Jun. 2015), 115–9. DOI:https://doi.org/10.13181/mji.v24i2.1207.