Ngokujulile, ukuqeqeshwa kwebhendi yokumelana kukhonjiswe "njengenye indlela engenzeka" yokuphakamisa izinsimbi uma kuziwa ekusebenziseni imisipha yakho, ngokusho kocwaningo lwakamuva olushicilelwe ku-Journal of Human Kinetics.Ababhali bocwaningo baqhathanise ukusebenza kwemisipha ngesikhathi se-upper-bod...
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