The selection advantages associated with advanced biological maturation vary according to playing position in national-level youth soccer by Liam Sweeney, Sean Cummin, Áine MacNamara, Dan Horan

“…Players were categorised as goalkeeper (GK), central defender (CD), full-back (FB), centre defensive midfielder (CDM), centre midfielder (CM), centre attacking midfielder (CAM), wide midfielder (WM) or centre forward (CF). …”
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Dynamics of tactical behaviour in association football when manipulating players' space of interaction. by Angel Ric, Carlota Torrents, Bruno Gonçalves, Lorena Torres-Ronda, Jaime Sampaio, Robert Hristovski

“…The analysis of positional data in association football allows the spatial distribution of players during matches to be described in order to improve the understanding of tactical-related constraints on the behavioural dynamics of players. …”
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Is "football for all" safe for all? Cross-sectional study of disparities as determinants of 1-year injury prevalence in youth football programs. by Örjan Dahlström, Stefan Backe, Joakim Ekberg, Staffan Janson, Toomas Timpka

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Is There a Relationship Between Workload and Occurrence of Back Pain and Back Injuries in Athletes? by Erika Zemková, Erika Zemková, Erika Zemková, Zuzana Kováčiková, Ludmila Zapletalová

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Nonalcoholic Fatty Liver Disease in University Rugby Football Players by Shinsuke Nirengi, Mami Fujibayashi, Sachiko Furuno, Akihiko Uchibe, Yasuharu Kawase, Shin Sukino, Yaeko Kawaguchi, Satomi Minato, Satomi Minato, Kazuhiko Kotani, Kazuhiko Kotani, Naoki Sakane

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Effect of playing position and microcycle days on the acceleration speed profile of elite football players by Antonio Alonso-Callejo, Jorge García-Unanue, Andrés Perez-Guerra, David Gomez, Javier Sánchez-Sánchez, Leonor Gallardo, Jose María Oliva-Lozano, Jose Luis Felipe

“…They were classified into five playing positions: central defenders (CD), full backs (FB), midfielders (MF), wide midfielders (WMF) and forwards (FW). …”
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Situational and Positional Effects on the Technical Variation of Players in the UEFA Champions League by Qing Yi, Qing Yi, Qing Yi, Qing Yi, Miguel-Ángel Gómez, Hongyou Liu, Binghong Gao, Binghong Gao, Fabian Wunderlich, Daniel Memmert

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Cardiovascular risk and systemic inflammation in male professional rugby: a cross-sectional study by Fiona Wilson, Karen Hind, Ursula Fearon, Achilleas Floudas, Meagan Wasfy, Kathryn Dane, Gareth Farrell, Aine Kelly, Clíodhna McHugh, Zsuzsanna Barad

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