Role Of Endoscopic Ultrasound In Diagnosis Of Esophageal Varices. Journal of Pharmaceutical Negative Results, [S. l.], p. 333–339, 2023. DOI: 10.47750/pnr.2023.14.02.43. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/7153.. Acesso em: 9 jun. 2026.