| 题名 | Safety concerns and health benefits associated with oral contraception. |
| 杂志 | Am J Obstet Gynecol. |
| 年|卷|期 | 2004 Apr;190(4 Suppl) |
| 页码 | :S5-22. |
| 链接 | http://www.ncbi.nlm.nih.gov/pubmed/15105794 |
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