[History of oral aphthae and smoking in university students].
D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D012907:Smoking / Q000009:adverse effects*; D013281:Stomatitis, Aphthous / Q000453:epidemiology* / Q000209:etiology; D013335:Students, Dental
Historia de aftas bucales y hábito de fumar an estudiantes universitarios.