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Lifetime cumulative number of menstrual cycles and serum sex hormone levels in postmenopausal women
OBJECTIVE: Lifetime cumulative number of menstrual cycles is related to breast cancer risk. The aim of this study is to investigate the relation between this index and serum sex hormone levels in postmenopausal women. METHODS: Cross-sectional study including 860 naturally postmenopausal Dutch partic...
Autores principales: | , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
Springer US
2007
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2244694/ https://www.ncbi.nlm.nih.gov/pubmed/18274909 http://dx.doi.org/10.1007/s10549-007-9574-z |