Chekan MK, Loskutova TA, Fomicheva YV. Clinical case of duodenal ulcer with perforation in a woman after a planned cesarean section. Med. perspekt. [Internet]. 2017Jan.11 [cited 2024Nov.22];21(4):164-8. Available from: https://journals.uran.ua/index.php/2307-0404/article/view/91491