ÖZDEN, Ali et al. This research imes to determine whether dyspepsia is a serious problem for our society. The frequency of dyspepsia has been explored in different parts of the societ in Ankara. Turkish Journal of Gastroenterology, [S. l.], v. 6, n. 1, p. 121–124, 1995. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/587. Acesso em: 1 jan. 2026.