Razzini K, Balzaretti CM. Premise to implement a grading system to evaluate the sanitary level in food service establishments in Milan, Italy. Ital J Food Safety [Internet]. 2015 Aug. 31 [cited 2024 Nov. 22];4(3). Available from: https://www.pagepressjournals.org/ijfs/article/view/ijfs.2015.4514