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Meta-Analysis
©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Dec 14, 2013; 19(46): 8780-8788
Published online Dec 14, 2013. doi: 10.3748/wjg.v19.i46.8780
Figure 5
Figure 5 Proposed mechanisms by which smoking may be associated with the formation of extrahepatic cholangiocarcinoma.


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