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| created at |
2017-12-21 11:09:10 UTC |
| updated at |
2017-12-23 07:29:12 UTC |
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2 layers
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418,241 entries
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There is 0 pattern entry.
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survey by area covered
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time series study
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family, adoption, or twin study
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assignment of study subjects to conditions
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assignment of subjects to study conditions
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random assignment
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controlled vs uncontrolled study
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follow-up design
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multistage sampling design
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recruiting and enrolling subjects
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sample attrition
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loss of participants over time
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multitrait-multimethod approach
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objective phenomena
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objective variables
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