Contributions to the evaluation of the present stage of smoking frequence to the universitary youth.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D004493:Education; D005191:Family Characteristics; D005260:Female; D006801:Humans; D008297:Male; D012383:Romania; D012424:Rural Population; D012737:Sex Factors; D012907:Smoking / Q000453:epidemiology*; D013334:Students; D014495:Universities; D014505:Urban Population