Corpus downloaded from PubMed July 27th: 33970 publications. There were 2111 keywords that occurred in five or more manuscripts. These divided into five main clusters. To create the map, we used the LinLog method.
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 | epidemiology | pandemic | sars | male |
| hydroxychloroquine | telemedicine | coronavirus infection | animals | female |
| mortality | personal protective equipment | viral pneumonia | antiviral agents | adult |
| infection | outbreak | betacoronavirus | zoonosis | middle aged |
| ace2 | mental health | china | viruses | aged |
| inflammation | infectious diseases | disease outbreaks | peptidyl-dipeptidase a | clinical laboratory techniques |
| chloroquine | anxiety | public health | mers | children |
| acute respiratory distress syndrome | depression | infection control | spike glycoprotein, coronavirus | young adult |
| cytokines | social distancing | quarantine | genome, viral | adolescent |
| treatment | prevention | epidemic | antibodies, viral | tomography, x-ray computed |
| cardiovascular diseases | transmission | united states | viral vaccines | risk factor |
| critical illness | masks | travel | vaccine | retrospective studies |
| diagnosis | triage | global health | respiratory infections | lung |
| hypertension | healthcare workers | italy | clinical trials as topic | aged, 80 and over |
| cytokine storm | cancer | health personnel | phylogeny | infant |
| diabetes mellitus | safety | intensive care units | chiroptera | fever |
| ards | surgery | practice guidelines as topic | wuhan | child, preschool |
| lopinavir | stress | critical care | receptors, virus | comorbidity |
| angiotensin-converting enzyme inhibitors | virology | time factors | immunization, passive | cough |
| remdesivir | guidelines | health policy | antibodies, monoclonal | pregnancy |
| obesity | disease | risk assessment | drug repositioning | hospitalization |
| ritonavir | knowledge | world health organization | alanine | severity of illness index |
| tocilizumab | lockdown | contact tracing | adenosine monophosphate | real time polymerase chain reaction |
| computed tomography | education | united kingdom | communicable diseases, emerging | surveys and questionnaires |
| novel coronavirus pneumonia | patient care | infectious disease transmission, patient-to-professional | models, molecular | 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/