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Planning a longitudinal study: II. Frequency of measurement and study duration
Journal of Chronic Diseases, 1973Two IMPORTANT issues in planning and executing a longitudinal study are the frequency of repeated measurements on the subjects and the study duration. The scientific goals of a study, physical resources, available staff and funds will contribute to an investigator’s intuition regarding the proper balance of these two factors. Statistical techniques can
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Extensions for Macaulay Duration, Modified Duration, and Further Study on Immunization Strategy
Advances in Economics, Business and Management Research, 2022Yuxin Wu +3 more
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Intermittent fasting in the prevention and treatment of cancer
Ca-A Cancer Journal for Clinicians, 2021Katherine Clifton +2 more
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The duration of union membership: An empirical study [PDF]
, 2006 Thanks to direct access to union databanks, this paper can answer two new questions in Industrial Relations: how long union membership lasts and what are the determinants of its duration. This also allows to conceptualize union membership as a much more dynamic phenomenon than in previous studies, where it was considered a static situation whose causes
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An overview of real‐world data sources for oncology and considerations for research
Ca-A Cancer Journal for Clinicians, 2022Lynne Penberthy +2 more
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Social determinants of health and US cancer screening interventions: A systematic review
Ca-A Cancer Journal for Clinicians, 2023Ariella R Korn
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