Measures involved in sentinel surveillance include all of the following except:-: (A) Identifying missing cases in notification of diseases, (B) Identifying new cases of infection, (C) Identifying old and new cases, (D) Identifying cases free of disability
Answer is D. Sentinel surveillance: It is a method for identifying the missing cases & thereby supplementing the notified cases. It is extrapolated to entire population, to estimate disease prevalence in total population. It minimizes repoing bias & simplifies feedback of information to the providers.