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Fig. 1 | BMC Medicine

Fig. 1

From: Wasted research when systematic reviews fail to provide a complete and up-to-date evidence synthesis: the example of lung cancer

Fig. 1

Flow diagram of selection of systematic reviews and randomized controlled trials of second-line treatments in advanced non-small cell lung cancer. *Additional full-text articles not identified by searching bibliographical databases; $63 full-text articles and 44 conference abstracts; ¤69 full-text articles, 70 conference abstracts, 28 posted results, and 5 industry/FDA reports

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