Corpus downloaded from PubMed September 21st include 52105 publications. There were 3258 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 |
| public health | pneumonia | pandemic | sars | female |
| telemedicine | mortality | coronavirus infection | animals | male |
| epidemiology | hydroxychloroquine | viral pneumonia | antiviral agents | middle aged |
| mental health | inflammation | betacoronavirus | viruses | adult |
| epidemic | ace2 | china | zoonosis | aged |
| personal protective equipment | infection | disease outbreaks | mers | children |
| anxiety | cytokines | infection control | peptidyl-dipeptidase a | clinical laboratory techniques |
| infectious diseases | acute respiratory distress syndrome | quarantine | spike glycoprotein, coronavirus | young adult |
| outbreak | chloroquine | united states | vaccine | adolescent |
| depression | treatment | global health | antibodies, viral | risk factor |
| health policy | critical illness | italy | respiratory infections | retrospective studies |
| social distancing | cardiovascular diseases | travel | diagnosis | tomography, x-ray computed |
| prevention | hypertension | surveys and questionnaires | viral vaccines | aged, 80 and over |
| transmission | cytokine storm | health personnel | genome, viral | lung |
| india | ards | time factors | clinical trials as topic | infant |
| social media | diabetes mellitus | risk assessment | phylogeny | comorbidity |
| stress | stroke | critical care | chiroptera | fever |
| lockdown | remdesivir | practice guidelines as topic | wuhan | treatment outcome |
| cancer | obesity | contact tracing | antibodies, monoclonal | child, preschool |
| healthcare workers | thrombosis | world health organization | receptors, virus | severity of illness index |
| triage | angiotensin-converting enzyme inhibitors | delivery of health care | antibody | pregnancy |
| risk | lopinavir | brazil | immunization, passive | hospitalization |
| safety | tocilizumab | united kingdom | alanine | prognosis |
| surgery | diabetes | incidence | drug repositioning | intensive care units |
| virology | randomised controlled trial | communicable disease control | host-pathogen interactions | real time polymerase chain reaction |
| knowledge | acute kidney injury | infectious disease transmission, patient-to-professional | adenosine monophosphate | cough |
| ethics | influenza | republic of korea | virus replication | cross-sectional studies |
| education | interleukin-6 | communication | virus internalization | respiration, artificial |
| disinfection | ritonavir | stress, psychological | serology | age factors |
| guidelines | meta-analysis | masks | molecular docking simulation | rna, viral |
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/