- Publication venue
- Publication date
- 01/05/1986
- Field of study
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- Publication venue
- Publication date
- 01/05/1986
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- Publication date
- 01/05/1986
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- Publication date
- 01/01/1975
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- 01/10/1988
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- Publication venue
- Publication date
- 01/01/1975
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- Publication venue
- 'Royal College of Obstetricians & Gynaecologists (RCOG)'
- Publication date
- 01/01/1988
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- Publication date
- 01/07/1989
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- Publication date
- 01/01/1984
- Field of study
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