Athavale VS, Nirhale DS, Sonawane TR, Chavan SG, Dhande MS, Kulkarni GC. A comparative study of conventional endoscopy and chromoendoscopy for detection of premalignant gastric lesions using methylene blue stain. Int Surg J [Internet]. 2018 May 24 [cited 2025 Nov. 7];5(6):2165-9. Available from: https://www.ijsurgery.com/index.php/isj/article/view/2778