THE SITUATION OF SMOKING AND THE KNOWLEDGE, ATTITUDE ON THE HARDS OF SMOKING AMONG STUDENTS OF LE TRUNG DINH HIGH SCHOOL, QUANG NGAI CITY, 2023. YHCĐ 2024, 64 (CD 5 -Nghiên cứu khoa học). https://doi.org/10.52163/yhc.v64i4.685.