Social climate in American public schools, 1989.
D000293:Adolescent; D005260:Female; D006801:Humans; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D012574:Schools; D012924:Social Conditions; D013332:Student Dropouts; D019966:Substance-Related Disorders; D013405:Suicide; D013663:Teaching / Q000639:trends; D013997:Time Factors; D014481:United States