date:May 31, 2021
2020, after a pause in sample collection and testing from March through October 2020 due to the COVID-19 pandemic. The FDA did not detect any pathogens during the assignment.
The agency prioritized sample collection at farms and FDA-registered facilities identified in traceback investigations as suppliers of romaine lettuce possibly linked or linked to outbreaks of foodborne illnesses from 2017 to 2019. The FDA collected and tested 279 samples for both pathogens. Each sample was made up of 10