CORD-19:12af471f81b05440047e30b963b3733bd6f33693 / 312-318
Annnotations
{"target":"https://pubannotation.org/docs/sourcedb/CORD-19/sourceid/12af471f81b05440047e30b963b3733bd6f33693","sourcedb":"CORD-19","sourceid":"12af471f81b05440047e30b963b3733bd6f33693","text":"al exp","tracks":[]}