Đào, Việt Hằng, Thị Minh Huế Lưu, and Duy Thắng Nguyễn. 2024. “THE PREVALENCE OF ESOPHAGEAL MOTILITY DISORDERS BASED ON CHICAGO 4.0 CLASSIFICATION IN PATIENTS WITH UPPER GASTROINTESTINAL SYMPTOMS”. Vietnam Medical Journal 543 (1). https://doi.org/10.51298/vmj.v543i1.11297.