Real-world study on efficacy and safety of pancreatin enteric-coated capsules in treatment of postprandial distress syndrome in older patients. - Liu, Wenhui; Xu, Lishu; Chen, Xiling; Chen, Hongtan; Li, Bo; Yin, Shuming; Chen, Dongyan; Dong, Weimin; Wu, Benyan; Wang, Gangshi (Saudi Journal of Gastroenterology, 2026)