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School achievement: risk factor in teenage pregnancies?

School achievement: risk factor in teenage pregnancies?

Hansen, H; Stroh, G; Whitaker, K
  • 期刊名称American Journal of Public Health
  • 作者Hansen, H; Stroh, G; Whitaker, K
  • 卷第68卷
  • 期第8期
  • 印刷ISSN0090-0036
  • 电子ISSN1541-0048
  • 文件大小1048.74KB
  • 发表时间1978-08
  • DOI10.2105/ajph.68.8.753
  • 页码753-759
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