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Phouphet, K.; Hà , N. C. .; Nguyễn , Đức H. .; Phan , T. T. V. .; Đỗ , H. L. . KNOWLEDGE AND PRACTICE OF STUDENTS’ ORAL HYGIENE CARE IN KHUONG THUONG PRIMARY SCHOOL HANOI 2022-2023. VMJ 2024, 534.