DOI:
10.1055/s-00043283
Journal of Digestive Endoscopy
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References
Li R, Pei S, Chen B. et al.
Substantial undocumented infection facilitates the rapid dissemination of novel coronavirus (SARS-CoV2).
Science 2020; (e-pub ahead of print)
DOI: 10.1126/science.abb3221.
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