Additional file 1: Table S1. of Prognostic significance of CD44V6 expression in osteosarcoma: a meta-analysis ZhangYunyuan DingChunming WangJing SunGuirong CaoYongxian XuLongqiang ZhouLan ChenXian 2015 Presents the completed MOOSE checklist for the meta-analysis. (DOC 58 kb)