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. 2015 May 1;94(17):e802. doi: 10.1097/MD.0000000000000802

FIGURE 1.

FIGURE 1

Study flow diagram. A total of 73,583 participants were enrolled initially, whereas 13,128 participants who did not meet the inclusion criteria were excluded. Finally, 60,455 individuals (49,092 in the cross-sectional population and 11,363 in the longitudinal population) were included.