Relationships of educational levels to periodontal disease and oral hygiene. II.
D000293:Adolescent; D000328:Adult; D044383:Black People; D004522:Educational Status; D005843:Geography; D006801:Humans; D008297:Male; D009909:Oral Health; D010510:Periodontal Diseases; D010512:Periodontal Index; D012959:Socioeconomic Factors; D014481:United States; D044465:White People; D001741:Black or African American