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Subject
- 179 Humans
- 167 Male
- 130 Adult
- 123 Aged
- 66 Adolescent
- 59 Aged, 80 and over
- 33 Surveys and Questionnaires
- 30 Cross-Sectional Studies
- 26 Retrospective Studies
- 25 Young Adult
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Date issued
- 62 2010 - 2020
- 99 2000 - 2009
- 16 1990 - 1999
- 2 1989 - 1989