cross sectional study case control的相關公司資訊
Observational research methods—Cohort studies, cross sectional studies, and case–control studies

Observational research methods—Cohort studies, cross sectional studies, and case–control studies

瀏覽:1248
日期:2025-06-30
Cohort, cross sectional, and case–control studies are collectively referred to as observational studies. ... A recent example of a cross sectional study looked at the ability of middle grade doctors to interpret trauma CT scans. 8 A recent analysis of ED ...看更多