OFFICE, Editorial. Upper gastrointestinal bleeding as an initial manifestation of metastasis secondary to choriocarcinoma. Turkish Journal of Gastroenterology, [S. l.], v. 24, n. 6, p. 565–567, 2013. DOI: 10.4318/tjg.2013.0583. Disponível em: https://turkjgastroenterol.org/index.php/tjg/article/view/2320. Acesso em: 1 jan. 2026.