AKBAL, Erdem et al. Gastrointestinal Aciller. Türkiye: Akademisyen Yayınevi Kitap DOI Portalı,2021. DOI: 10.37609/akya.503. Disponível em: https://books.akademisyen.net/index.php/akya/catalog/book/503. Acesso em: 2 oct. 2025.