info:eu-repo/grantAgreement/FCT/FARH/SFRH%2FBPD%2F72617%2F2010/PTECOLOGY AND PERSISTENCE OF LISTERIA MONOCYTOGENES IN FOOD ASSOCIATED ENVIRONMENTS RETAIL ESTABLISHMENTS AND KITCHENS FROM HOSPITALS AND ELDERLY LONG-TERM CARE INSTITUTIONSSFRH/BPD/72617/2010