Nguyen TTH, Chau TC, Pham TTH. Change knowledge about chest percussion and vibration of mother with acute respiratory infections in children treated at the Respiratory department of Nam Dinh Children’s hospital after health education interventions. JNS [Internet]. 2023 Jul. 13 [cited 2026 Nov. 11];6(04):15-22. Available from: https://jns.vn/index.php/journal/article/view/624