在Excel内部打开VBA 以及在运行之前需要开启一下家开发人员的安全性 打开的页面可能是这样，不要慌 可以...
The sample size was calculated using the formula published by Daniel (1999) for epidemiological prevalence studies. Additionally, the questionnaire assessing the structural and managerial characteristics of the farms was developed based on guidelines from the Consensus-Based Checklist for Reporting of ...
Exclusion criteria To eliminate potential quality or methodological issues, we excluded: (1) non-experimental studies (case, longitudinal, cross-sectional, case-control, and cohort studies), editorials, observational abstracts, book chapters, letters to the editor, and literature reviews; (2) non-pee...