EYANOER, P. C.; SIMANJUNTAK, N. H.; HUTAGALUNG, A. K.; TAMPUBOLON, J. B.; HULU, D. A.; SIMANULLANG, P. A.; HALAWA, P. A. D. THE RELATIONSHIP BETWEEN THE LEVEL OF KNOWLEDGE ABOUT CIGARETTES AND SMOKING BEHAVIOR AMONG STUDENTS IN THE WORKING ARE OF THE SERING HEALTH CENTER UPT, MEDAN CITY. JURNAL MUTIARA KESEHATAN MASYARAKAT, [S. l.], v. 10, n. 2, p. 165–170, 2026. DOI: 10.51544/jmkm.v10i2.6566. Disponível em: https://e-journal.sari-mutiara.ac.id/index.php/JMKM/article/view/6566. Acesso em: 26 jan. 2026.