论文部分内容阅读
<正>1文献来源Zatloukal P,Cardenal F,Szczesna A,et al.A multicenter international randomized phase Ⅲ study comparing Cisplatin in combination with Irinotecan or Etoposide in previously untreated small-cell lung cancer patients with extensive disease[J].Ann Oncol,2010,12(9):1810-1816.2证据水平1b。3背景