Dental health among young adult Portuguese in relation to socio-economic differences.
D000328:Adult; D004245:DMF Index; D003753:Dental Health Surveys; D005260:Female; D006801:Humans; D008297:Male; D009909:Oral Health; D010512:Periodontal Index; D011174:Portugal; D012959:Socioeconomic Factors; D013335:Students, Dental; D014505:Urban Population