Playing in the UEFA Europa League Does Not Adversely Affect English Premier League or La Liga Performance by Richard Stephens, Grant Bosworth, Thomas A. Shepherd

“…Purpose: This article presents data challenging the widely held but untested view that concurrently playing mid-week Union of European Football Associations (UEFA) Europa League matches adversely affects domestic league performance. …”
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Modelling home advantage for individual teams in UEFA Champions League football by Chris Goumas

“…Methods: A novel method of estimating HA for individual teams, based solely on home performance, was used to compare HA between the highest performing teams and countries in the Union of European Football Associations (UEFA) Champions League over a 10-year period (2003/2004 to 2012/2013). …”
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The 2022 FIFA World Cup May Be the Catalyst to Dismantle (or at Least Reform) the Kafala Labor System by Romano, JD Robert J.

“… On December 2, 2010, the football/soccer world was stunned when the small Middle Eastern country known as the State of Qatar (Qatar) won the rights to host the 2022 Fédération Internationale de Football Associate (FIFA) Men’s Football World Cup even though its national team had never qualified for a single FIFA World Cup competition. …”
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Nationality Discrimination in Community Law: An Assessment of UEFA Regulations Governing Player Eligibility for European Club Competitions (The Home-Grown Player Rule) by Tarik Sabry

“…Since Bosman, the Union of European Football Associations (UEFA) has argued that although commercial football is no longer organised with reference to nationality and does not require nationality rules for the sake of maintaining such market divisions, other considerations should permit the imposition of rules that closely correlate with nationality. …”
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Dietary Intake, Body Composition and Performance of Professional Football Athletes in Slovenia by Matjaž Macuh, Jana Levec, Nenad Kojić, Bojan Knap

“…The average carbohydrate (CHO) intake was below the Union of European Football Associations (UEFA) recommendations, i.e., <4 g CHO/kg body weight (BW). …”
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Frequency of Self-Reported Concussion Amongst Professional and Semi-Professional Footballers in Ireland During the 2014 Season: a Cross-Sectional Study by Nicola Coffey, Martin Lawless, Seamus Kelly, Conor Buggy

“…Permission to access players was provided by the Professional Footballers Association of Ireland. This convenience sample was determined by club availability in relation to match fixtures. …”
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L'utilizzo delle criptovalute nel mondo del calcio by Fabio Zambardino

“…𝐼𝑛 𝐴𝑢𝑔𝑢𝑠𝑡 2018, 𝑡ℎ𝑒 𝑈𝑛𝑖𝑜𝑛 𝑜𝑓 𝐸𝑢𝑟𝑜𝑝𝑒𝑎𝑛 𝐹𝑜𝑜𝑡𝑏𝑎𝑙𝑙 𝐴𝑠𝑠𝑜𝑐𝑖𝑎𝑡𝑖𝑜𝑛𝑠 (𝑈𝐸𝐹𝐴) 𝑐𝑜𝑚𝑝𝑙𝑒𝑡𝑒𝑑 𝑎 “𝑠𝑢𝑐𝑐𝑒𝑠𝑠𝑓𝑢𝑙” 𝑡𝑒𝑠𝑡 𝑜𝑓 𝑎 𝑏𝑙𝑜𝑐𝑘𝑐ℎ𝑎𝑖𝑛-𝑏𝑎𝑠𝑒𝑑 𝑡𝑖𝑐𝑘𝑒𝑡𝑖𝑛𝑔 𝑎𝑝𝑝𝑙𝑖𝑐𝑎𝑡𝑖𝑜𝑛 𝑓𝑜𝑟 𝑎 𝑚𝑎𝑡𝑐ℎ 𝑏𝑒𝑡𝑤𝑒𝑒𝑛 𝑡𝑤𝑜 𝑆𝑝𝑎𝑛𝑖𝑠ℎ 𝑐𝑙𝑢𝑏𝑠.…”
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Potential investment to professional sport subjects by Oleg V. Litvishko, Roman R. Veynberg

“…The introduction of financial discipline rules by the Union of European Football Associations started a new stage in the development of the football industry. …”
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Epidemiology of Injuries in Men’s Professional and Amateur Football (Part I) by Tudor Vladimir Gurau, Gabriela Gurau, Doina Carina Voinescu, Lucretia Anghel, Gelu Onose, Daniel Andrei Iordan, Constantin Munteanu, Ilie Onu, Carmina Liana Musat

“…While the injury profile of professional footballers is known, little is known about the injury profile of amateur footballers; amateur football is a major and diverse area, the development of which should be a priority for football associations around the world and UEFA. The aim of this study was to perform a systematic review of epidemiological literature data on injuries in professional and amateur football players belonging to certain leagues. …”
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