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World J Gastrointest Endosc. Feb 16, 2014; 6(2): 49-54
Published online Feb 16, 2014. doi: 10.4253/wjge.v6.i2.49
Figure 2
Figure 2 The Niti-S stent has a double-layered configuration. The inner covered layer protects against tumor ingrowth and the additional uncovered mesh helps to resist migration.