Appendix 1. Keywords and phrases searched, by subject grouping
| Subject group | Keyword or phrases searched | |
|---|---|---|
| Virus | COVID-specific | COVID-19 |
| SARS-CoV-2 | ||
| COVID-19 stability | ||
| 2019-nCOV | ||
| SARS-CoV-2 entry points | ||
| COVID-19 policies | ||
| WHO COVID-19 | ||
| CDC COVID-19 | ||
| COVID-19 advice | ||
| Ethics COVID-19 | ||
| Other related viruses | Droplet transmission | |
| Virus | ||
| Coronavirus treatment | ||
| Severe acute respiratory syndrome | ||
| SARS | ||
| Coronavirus | ||
| Enveloped viruses | ||
| Respiratory virus | ||
| Respiratory hygiene | ||
| Respiratory emission | ||
| Public Health | Epidemiology | Epidemiology |
| Transmission | ||
| Virus stability | ||
| Virus transmission | ||
| Host responses to virus | ||
| Virus outbreak | ||
| Prevention and management | Health-EDRM | |
| Risk management | ||
| Global health | ||
| Prevention | ||
| Infection risk reduction | ||
| Hygiene education | ||
| Primary prevention practices | Personal | Air pollution |
| Handwashing | ||
| Pollution mask | ||
| Face masks | ||
| Rural handwashing | ||
| Face touching | ||
| Coughing and sneezing | ||
| Toilet plume | ||
| Household | Disinfection | |
| Biocidal agents virus | ||
| Utensil sharing risk | ||
| Cutlery sharing risk | ||
| Phone hygiene | ||
| Sodium hypochlorite disinfection | ||
| Open defecation | ||
| Community | Mass gatherings | |
| Social isolation | ||
| Quarantine | ||
| Social distancing | ||