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. 2018 Nov 12;46(14):3454–3462. doi: 10.1177/0363546518808027

Table 3.

Number of Players for Each Cohort per Follow-up Length: 1-3 Years

1 y 2 y 3 y
Cohort 1 21 23 94
Cohort 2 10 7 35
Total 31 30 129