Corpus downloaded from PubMed August 10th 38271 publications. There were 2395 keywords that occurred in five or more manuscripts. These 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 | male |
| epidemiology | personal protective equipment | coronavirus infection | animals | female |
| hydroxychloroquine | mental health | viral pneumonia | antiviral agents | adult |
| infectious diseases | outbreak | betacoronavirus | viruses | middle aged |
| mortality | anxiety | china | zoonosis | aged |
| infection | depression | disease outbreaks | mers | clinical laboratory techniques |
| inflammation | social distancing | public health | peptidyl-dipeptidase a | children |
| ace2 | prevention | infection control | spike glycoprotein, coronavirus | young adult |
| chloroquine | healthcare workers | quarantine | genome, viral | adolescent |
| acute respiratory distress syndrome | triage | epidemic | respiratory infections | tomography, x-ray computed |
| cytokines | masks | united states | vaccine | risk factor |
| treatment | cancer | travel | antibodies, viral | retrospective studies |
| cardiovascular diseases | surgery | global health | viral vaccines | lung |
| hypertension | safety | italy | diagnosis | aged, 80 and over |
| critical illness | spain | health personnel | clinical trials as topic | infant |
| cytokine storm | stress | intensive care units | transmission | fever |
| diabetes mellitus | lockdown | critical care | phylogeny | child, preschool |
| ards | education | practice guidelines as topic | chiroptera | comorbidity |
| lopinavir | guidelines | health policy | wuhan | pregnancy |
| angiotensin-converting enzyme inhibitors | knowledge | time factors | receptors, virus | cough |
| remdesivir | ethics | risk assessment | immunization, passive | hospitalization |
| obesity | patient care | contact tracing | antibodies, monoclonal | severity of illness index |
| tocilizumab | psychiatry | world health organization | drug repositioning | real time polymerase chain reaction |
| ritonavir | disinfection | united kingdom | alanine | surveys and questionnaires |
| diabetes | aerosols | infectious disease transmission, patient-to-professional | antibody | prognosis |
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/