pISSN 2636-0004
eISSN 2636-0012
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Fig. 1.
An artificial lesion was created. (A) By electro-cautery marking. (B) With endoscopic ruler.
Int J Gastrointest Interv 2020;9:19~23
https://doi.org/10.18528/ijgii190020
© Int J Gastrointest Interv
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International Journal of Gastrointestinal Intervention
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