1 freshly grated parmesan cheese, to taste. 2  fresh ground black pepper, to taste.  In a large glass or wooden salad serving bowl, toss together the lettuce mix, onion slices, olives, pepperoncini, tomatoes, and croutons. Add dressing and toss to combine.
surveillance noun [U] us / sÉrËveÉªÂ·lÉns / âº the act of watching a person or a place, esp. a person believed to be involved with criminal activity or a place where criminals gather:
Donald Henderson, who was in-. strumental in the eradication of smallpox in the. 1970s, once described surveillance as the âneurologic. system of public health.â Surveillance, the eyes and. ears of public health, provides information through. which public health programs can act effectively and. efficiently.