ALEMAD, fateh addin najm addin. EXPOSURE TO SECOND-HAND SMOKE AMONG ADOLESCENT IN SECONDARY SCHOOL STUDENTS IN SANA’A, YEMEN. International Journal of Public Health Research, [S. l.], v. 7, n. 1, p. 783–790, 2017. Disponível em: https://spaj.ukm.my/ijphr/index.php/ijphr/article/view/36. Acesso em: 3 may. 2024.