Đào, V. H., Lưu, T. M. H. . and Nguyễn, D. T. (2024) “THE PREVALENCE OF ESOPHAGEAL MOTILITY DISORDERS BASED ON CHICAGO 4.0 CLASSIFICATION IN PATIENTS WITH UPPER GASTROINTESTINAL SYMPTOMS”, Vietnam Medical Journal, 543(1). doi: 10.51298/vmj.v543i1.11297.