PMC:7060038 / 37145-37332
Annnotations
{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/7060038","sourcedb":"PMC","sourceid":"7060038","source_url":"https://www.ncbi.nlm.nih.gov/pmc/7060038","text":"ompared country-specific air travel volumes with detected case counts to estimate that roughly two thirds of imported cases remain undetected (Niehus et al., 2020; Bhatia et al., 2020). F","tracks":[]}