centerpiece stringclasses 4 values | options sequence | correct_options sequence | correct_options_idx sequence | correct_options_literal sequence |
|---|---|---|---|---|
Which of the following is a morphological characteristic of the paramyxoviruses. | [
"Fragile viruses often visualised with RNA spewing from the inside",
"Elongate viruses",
"Icosahedral viruses with envelope",
"Very large viruses"
] | [
"A"
] | [
0
] | [
"Fragile viruses often visualised with RNA spewing from the inside"
] |
A key factor facilitating the application of nested case-control studies from the MACS was: | [
"Data collection",
"Establishment of a repository of biologic specimens",
"Participant interest",
"Administration of the questionnaire by staff"
] | [
"B"
] | [
1
] | [
"Establishment of a repository of biologic specimens"
] |
The most important goal of a behavioral intervention is: | [
"Change in behavior",
"Comprehensive coverage",
"Effective use of behavioral theory",
"Sustained behavior change"
] | [
"D"
] | [
3
] | [
"Sustained behavior change"
] |
The median survival time to AIDS and death was established by following: | [
"Seroprevalent HIV-infected individuals",
"Seronegatives",
"Seroconverters",
"High-risk seronegatives"
] | [
"C"
] | [
2
] | [
"Seroconverters"
] |
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