Examlex
Which of the following terms describes the onset of menstruation?
PubMed
A free search engine accessing primarily the MEDLINE database of references and abstracts on life sciences and biomedical topics.
MEDLINE
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Cochrane Database
A comprehensive collection of databases in medicine and other healthcare specialties, providing high-quality evidence to aid in decision-making.
Evidence Hierarchy
A system of classifying research evidence based on reliability and strength, often used in evidence-based practice.
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