培美曲塞联合顺铂与吉西他滨联合顺铂治疗晚期非小细胞肺癌的临床研究
배미곡새연합순박여길서타빈연합순박치료만기비소세포폐암적림상연구
Clinical study on pemetrexed or gemcitabine combined with cisplatin in the treatment of patients with advanced non-small cell lung cancer