Relative Age Effect on Some Motorical Properties of Young Football Players von Egesoy, Halit, Gümüsdag, Hayrettin, Çelik, Eylem, Göde, Osman, Kirkaya, Izzet

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The Examination of Eating Attitudes of Fitness Individuals in Terms of Some Variables von Ilhan, Aydin, Gumusdag, Hayrettin

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Analysis of the Differences Between Female and Male Employment in Türkiye with Different Variables von Korkmaz, Murat, Yücel, Ali Serdar, Gümüşdağ, Hayrettin, Aytaç, Ayhan, Düz, Ozan

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Effects of Pre-School Play on Motor Development in Children von Gümüsdag, Hayrettin

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Effects of Marginalization on School Physical Education Programs: a Literature Review von Laureano, Justin, Konukman, Ferman, Gümüşdağ, Hayrettin, Erdoğan, Şamil, Yu, Jong-Hoon, Çekin, Resul

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The effect of functional training applied to soccer players on anaerobic performance von Sadettin Erol, Aysegul Yapici, Hayrettin Gumusdag

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The effects of player substitutions on match winning performance in Turkish Super League von Halit Egesoy, Hayrettin Gumusdag, Mertcan Ebubekir Cimbilaz, Yavuz Ihsan Kilic

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A Study on E-Sports, Motivation, and Physical Activity Triangle von SIMSEK, Berzan, GULESCE, Mesut, SARGIN, Kemal, KARTAL, Alpaslan, GUMUSDAG, Hayrettin

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Comparative Study of Sport Mental Toughness between Soccer Officials von Miçoogullari, Bülent Okan, Gümüsdag, Hayrettin, Ödek, Ugur, Beyaz, Özkan

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EXAMINATION OF PHYSICAL EDUCATION AND SPORTS LEARNERS' ATTITUDES TO DISTANCE EDUCATION von ÇELİK, Zekeriya, GÜMÜŞDAĞ, Hayrettin

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An Investigation of Academic Motivation Levels of Student Adolescent Athletes von Erkan, Mert, Gümüsdag, Hayrettin

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Investigation of Attachment Styles and Levels of Athletes in Different Branches to Their Coaches von Bastık, Canan, Gümüşdağ, Hayrettin

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Aggression and fouls in professional football von Gümüşdağ, Hayrettin, Yıldıran, İbrahim, Yamaner, Faruk, Kartal, Alparslan

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An Examination of the Physical Activity Levels and Basic Psychological Needs of University Students von Ilhan, Aydin, Gumusdag, Hayrettin

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MEASUREMENT AND COMPARISON NUTRITION KNOWLEDGE LEVEL OF JUDO ATHLETES von GÜMÜŞDAĞ, Hayrettin, KARTAL, Alpaslan

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EXAMINATION OF THE IMPACT OF SPORTS-ORIENTED ATTITUDES OF CHILDREN UNDER PROTECTION AND CARE ON SELF-CONFIDENCE AND SOCIAL COHESION LEVELS von GÜMÜŞDAĞ, Hayrettin, AYDOĞAN, Mehmet

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The prevalence of injuries in professional Turkish soccer players von Yamaner, Faruk, Gümüşdağ, Hayrettin, Kartal, Alparslan, Gümüş, M., Güllü, A., Imamoğlu, O.

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DETERMINATION OF SATISFACTION LEVELS OF SWIMMING POOL USERS AND INVESTIGATION OF QUALITY OF LIFE von YIKILMAZ, Hanifi, GÜMÜŞDAĞ, Hayrettin, BASTIK, Canan

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THE RELATIONSHIP BETWEEN MOTIVATION AND FLOW STATE EXPERIENCE IN TENNIS PLAYERS von İLHAN, Aydın, GÜMÜŞDAĞ, Hayrettin, KIRKAYA, İzzet

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General Dırectorate Of The Repuplıc Of Turkey Prıme Mınıster Of Youth And Sports Coach Traınıng Courses Opened Wıthın The Sports Department Of Educatıon Evaluatıon von Gümüşdağ,Hayrettin, Cerit,Emrah, Karaç,Yeşim

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