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Place of ultrasound and radiography in obstetrics.
In the two years after an ultrasound service was introduced at this hospital obstetric referrals for abdominal radiography decreased by over 55%. Most of these were for estimation of fetal maturity. Out of 349 such patients subjected to radiography in 1976, 176 had already been examined by ultrasoun...
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| Main Authors: | , , |
|---|---|
| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
1978
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| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1603712/ https://ncbi.nlm.nih.gov/pubmed/638506 |
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