Tibolone and breast cancer risk: effects of selection bias cannot be eliminated in observational studies

    Research output: Contribution to journalArticlepeer-review

    Original languageEnglish
    Pages (from-to)919
    JournalBJOG
    Volume115
    Issue number7
    DOIs
    Publication statusPublished - Jun 2008

    Keywords

    • Breast Neoplasms
    • Cohort Studies
    • Estrogen Receptor Modulators
    • Female
    • Humans
    • Norpregnenes
    • Risk Factors
    • Selection Bias

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