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Oral contraceptive (OC) use more than doubled among adolescents in Finland in the 1980s. Teenage pregnancies and abortions decreased sharply, and the trends continued to decline in the 1990s: in 1993, the pregnancy rate was 20.0/1000, and the abortion rate was 9.5. However, our earlier reports suggested that increasing trends in OC use levelled off since 1989. We have now studied age-specific trends...
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