Microdroplets are more infectious of COVID-19 spread in a closed door

References 5

1. 1.

   This reference’s wording can’t be shown under the paper’s licence.

   Not in our library

2. 2.

   This reference’s wording can’t be shown under the paper’s licence.

   Not in our library

3. 3.

   This reference’s wording can’t be shown under the paper’s licence.

   Not in our library

4. 4.
   Hypothesis for potential pathogenesis of SARS-CoV-2 infection–a review of immune changes in patients with viral pneumonia · 2020

   No notice
5. 5.

   This reference’s wording can’t be shown under the paper’s licence.

   Not in our library

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