Ovarian cancer and oral contraceptives: collaborative reanalysis of data from 45 epidemiological studies including 23257 women with ovarian cancer and 87303 controls
| Main Authors: | , , |
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| Format: | Journal Article |
| Published: |
Lancet Publishing Group
2008
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| Online Access: | http://hdl.handle.net/20.500.11937/33670 |