Rein, Robert Maybe a tad early for a Grand Unified Theory: Commentary on "Towards a Grand Unified Theory of sports performance". [electronic resource] - Human movement science 12 2017 - 173-175 p. digital Publication Type: Journal Article; Comment ISSN: 1872-7646 Standard No.: 10.1016/j.humov.2017.04.011 doi Subjects--Topical Terms: Athletic PerformanceHumans