Frequency and level of evidence used in recommendations by the National Comprehensive Cancer Network guidelines beyond approvals of the US Food and Drug Administration: retrospective observational study
美国国家综合癌症网络指南中除美国食品药品监督管理局批准外，其他推荐意见所依据的证据频率和级别：回顾性观察研究
期刊:Bmj-British Medical Journal
影响因子:42.7
doi:10.1136/bmj.k668
Wagner, Jeffrey; Marquart, John; Ruby, Julia; Lammers, Austin; Mailankody, Sham; Kaestner, Victoria; Prasad, Vinay
