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. 2020 Nov 24;6(1):19–37. doi: 10.1007/s40964-020-00159-x

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© Springer Nature Switzerland AG 2020

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 7 — Visual and tactile educative models of SARS-CoV-2, showing RNA, proteins, and lipid membrane. a SLS/PA12 model with base containing braille writing and b PolyJet/VeroClear® + TangoBlackPlus® two-halves model. Models from own authorship and available by request to the main author