The Landing Error Scoring System (LESS) and Lower Limb Power Profiles in Elite Rugby Union Players by Stephen Rowell, Nicola Relph

“…Comparing results from the LESS against these performance measures has not been reported in elite rugby union. # Purpose To report i.) normative LESS scores for elite rugby union players ii.) correlations between LESS scores and performance measures and iii.) differences in performance measures between LESS scoring groups. …”
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High tackle headache: implications of referee agreement for tackle height law change by Carly D McKay, Ash Kolstad, Stephen W West, Ruth Leese, Ricardo T Sant'Anna

“…Objectives Rugby Union has a relatively high risk of injury. Early evidence suggests a benefit of lowering tackle height to reduce head and neck injuries, although concerns persist among stakeholders regarding implementation challenges. …”
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