原始综述链接: https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD009021.pub2/full#CD009021-abs-0001 摘要及简语概要翻译链接: https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD009021.pub2/full/zh_HANS#CD009021-abs-0013
