维生素E对放疗或化疗导致的口腔黏膜炎有效性的meta分析
梁妍景, 黄楚贤, 李红艳, 侯黎莉

Effectiveness of vitamin E on oral mucositis caused by radiotherapy and chemotherapy: a meta-analysis
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图3 亚组分析结果及森林图
Fig 3 Meta-analysis and forest plots of subgroup analysis