Fig. 1

Extraction of PubMed record-associated MeSH descriptors. The lower Venn diagrams represents the occurrences of the different types of MeSH descriptors (disease, cell, or cytokine), with overlapping areas representing the co-occurrences between the different term types. * PubMed was searched for publications linked to the ‘Coronavirus’ MeSH term but not to the SARS MeSH term. § Updated search of PubMed for Covid-19 related records conducted July 15th 2020