International Journal of the Economics of Business. 2011;18(1):41-44. doi: 10.1080/13571516.2011.542954 Q40.72025
The Use of Multiple Control Groups and Data Sources as Validation in Retrospective Studies of Hospital Mergers
回顾性医院合并研究中多重对照组与数据源作为验证手段的运用
DOI: 10.1080/13571516.2011.542954
摘要
