Prescrire Int. 2012 Oct;21(131):234.
In a placebo-controlled trial, the median time to radiologic documentation of cancer worsening or death was extended by about 6 months, although patients experienced many, often serious, adverse effects.
在一项安慰剂对照试验中，癌症恶化或死亡的放射学记录的中位时间延长了约6个月，尽管患者出现了许多往往较为严重的不良反应。
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