Corpus downloaded from PubMed August 24th 41913 publications. There were 2516 keywords that occurred in five or more manuscripts. The keywords divided into five main clusters. To create the map, we used the LinLog method. The minimum cluster size was set to 30.

Table of the most central keywords in each cluster

(Centrality measure used is weighted degree centrality/total link strength)

Cluster 1 Cluster 2 Cluster 3 Cluster 4 Cluster 5
pneumonia telemedicine pandemic sars female
epidemiology mental health coronavirus infection animals male
mortality personal protective equipment viral pneumonia antiviral agents adult
hydroxychloroquine anxiety betacoronavirus viruses middle aged
infectious diseases depression china zoonosis aged
infection social distancing disease outbreaks outbreak clinical laboratory techniques
inflammation prevention public health mers children
ace2 masks infection control peptidyl-dipeptidase a young adult
chloroquine healthcare workers quarantine spike glycoprotein, coronavirus adolescent
acute respiratory distress syndrome triage united states vaccine tomography, x-ray computed
cytokines cancer epidemic antibodies, viral risk factor
treatment safety global health respiratory infections retrospective studies
critical illness spain travel genome, viral lung
hypertension surgery italy viral vaccines aged, 80 and over
cardiovascular diseases stress health personnel diagnosis infant
cytokine storm lockdown intensive care units clinical trials as topic fever
ards education time factors transmission child, preschool
diabetes mellitus knowledge health policy phylogeny comorbidity
stroke ethics critical care chiroptera pregnancy
obesity guidelines practice guidelines as topic wuhan hospitalization
remdesivir patient care risk assessment lopinavir cough
angiotensin-converting enzyme inhibitors nurses contact tracing receptors, virus severity of illness index
tocilizumab psychiatry world health organization ritonavir treatment outcome
computed tomography disinfection infectious disease transmission, patient-to-professional antibodies, monoclonal real time polymerase chain reaction
diabetes aerosols delivery of health care immunization, passive surveys and questionnaires

To open the map directly in VOSviewer, please use these the latest MAP and NET files, available through the Open Science Foundation (OSF) repository:
https://osf.io/54gqw/