Supplementary materials for the study: Is there a metabolically optimal running speed for long-distance running? A systematic review with meta-regression

Supplementary material captionsSupplementary material 1 - Search strategy for the meta-regression.Supplementary material 2 - Database built to do the meta-regression.Supplementary material 3 - Equations for the transformation of units into J/kg/m.Supplementary material 4 - MOOSE checklist and methodological quality assessment score