A.K., Botirov; S.SH., Egamov. Modified Methods and Technical Techniques of Operations for “Difficult” Duodenal Ulcers. RA Journal of Applied Research, [S. l.], v. 8, n. 10, p. 742–745, 2022. DOI: 10.47191/rajar/v8i10.05. Disponível em: http://rajournals.in/index.php/rajar/article/view/1012. Acesso em: 4 apr. 2025.