| 11. | Prospective studies have many benefits over case control studies.
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| 12. | Temporality can be established in a prospective study, and confounders are more easily controlled for.
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| 13. | According to Perera, the method most likely to yield a useful payoff is the prospective study.
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| 14. | Prospective study of swimmer's itch incidence and severity.
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| 15. | A prospective study demonstrated a reduction in the incidence and progression of Alzheimer's disease and dementia.
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| 16. | There are no prospective studies in arterial disease.
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| 17. | Only prospective studies constitute conclusive proof of the suitability of a technique for a particular target.
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| 18. | prospective studies shows the risk of Parkinson s disease in humans is reduced significantly by midlife exercise.
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| 19. | Definitive, prospective studies that can overcome the limitations of previous investigations are now a matter of urgency.
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| 20. | In a prospective study of Swedish recruits who trained in the coastal areas, 8.9 % showed seroconversion
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