Fig. 8. Photograph shows a fifth-generation gastroduodenal self-expandable metallic stent (Hercules SP; S&G Biotech): outer partially covered stent (top), inner bare stent (middle), and assembled fifth-generation stent (bottom).

Gastrointestinal Intervention 2016;5:91~97 https://doi.org/10.18528/gii150032

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