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Effect of age at first use of oral contraceptives on breast cancer risk: An updated meta-analysis
BACKGROUND: We evaluated the relationship between the age at first use of oral contraceptives (OC) and breast cancer (BC) risk. METHODS: We searched PubMed, Embase, and related reviews published through June 28, 2018, and used summary relative risk (RR) and 95% confidence intervals (CIs) to evaluate...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Wolters Kluwer Health
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6738995/ https://www.ncbi.nlm.nih.gov/pubmed/31490359 http://dx.doi.org/10.1097/MD.0000000000015719 |