Hường NTT, Quân DH, Tú NTT. 29. The effect of hard capsule from the herbal medicine “Da day HD” on patients with Helicobacter pylory - positive gastric and duodenal ulcer. TCNCYH [Internet]. 2024Jun.20 [cited 2024Jul.3];178(5):250-8. Available from: https://tapchinghiencuuyhoc.vn/index.php/tcncyh/article/view/2358