title: Tobacco or health.
mesh_terms: D000293:Adolescent; D003906:Developing Countries; D005260:Female; D015438:Health Behavior; D006801:Humans; D008297:Male; D010947:Plants, Toxic; D012907:Smoking / Q000009:adverse effects / Q000453:epidemiology* / Q000639:trends; D014026:Nicotiana