Trieu , Q. H.; Le , T. T.; Nguyen , T. N.; Tran , H. T. P.; Pham , T. D. N. A STUDY OF ACUTE RESPIRATORY INFECTIONS IN CHILDREN UNDER 5 YEARS OLD AND SOME RELATED FACTORS IN MY TU DISTRICT, SOC TRANG PROVINCE IN 2020-2021. CTJUMP 2023, 69-75.