Fig. 1From: Effects of traditional Chinese medicine combined with chemotherapy for extensive-stage small-cell lung cancer patients on improving oncologic survival: study protocol of a multicenter, randomized, single-blind, placebo-controlled trialFlow diagram of study design. OS, overall survival; PFS, progression-free survival; ORR, objective response rate; ECOG-PS, Eastern Cooperative Oncology Group performance status; FACT-L, Functional Assessment of Cancer Therapy-lung carcinoma; CT, chemotherapy; TCM, traditional Chinese medicineBack to article page