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/