Additional file 2 of Measuring quality of life in Duchenne muscular dystrophy: a systematic review of the content and structural validity of commonly used instruments

Additional file 2. Example COSMIN ratings KIDSCREEN-52. Example COSMIN content validity rating spreadsheet for the KIDSCREEN-52.

附加文件2：KIDSCREEN-52的健康测量工具遴选共识标准（COSMIN）评定示例。适用于KIDSCREEN-52的健康测量工具遴选共识标准（COSMIN）内容效度评定电子表格示例。