Q2948. DALE is replaced by ?
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Q2949. Natural history of disease is studied with ?
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Q2950. Problem of bias is maximum with -
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Q2951. Berkesonian bias is a type of ?
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Q2952. All of the following are characteristics of case control study except -
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Q2953. Best study for definitive cause of disease ?
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Q2954. Suspected cause preceding the observed effect is an example for -
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Q2955. Results of any study are better defined in ?
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Q2956. For calculation of incidence denominator is taken as?
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Q2957. Which one of the following is not a special incidence rate-
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Q2958. Attributable risk means
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Q2959. Proportional mortality rate is ?
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Q2960. Name of mumps vaccine is -
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Q2961. Time between infection and maximum infectivity is known as?
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Q2962. Transovarian transmission Is seen in which infection -
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Q2963. Transovarian transmission of infection occurs in -
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Q2964. Chronic carrier state is not seen in all except ?
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Q2965. Following are examples of human "dead end" disease except -
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Q2966. Propagative cycle is seen in ?
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Q2967. International disease surveillance is for ?
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