There was similarly a strong trend towards increasing proportional use of internal lengthening of the tibia from 2011 to 2015 ( R 2 = 0.87) with an increase of 4.9% per year ( Fig. 3 ).
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There was similarly a strong trend towards increasing proportional use of internal lengthening of the tibia from 2011 to 2015 ( R 2 = 0.87) with an increase of 4.9% per year ( Fig. 3 ).