Keyphrases

1. Youth Soccer 100%
2. Physical Performance 75%
3. Soccer Match 75%
4. Matching Game 71%
5. Soccer Academy 66%
6. Relative Age Effect 62%
7. Sports Science 58%
8. Coaching 57%
9. Young Soccer Players 54%
10. Highly Trained 50%
11. Cardiorespiratory Fitness 50%
12. Age Groups 42%
13. Training Program 41%
14. Epoch Length 41%
15. Training Periodization 41%
16. Soccer Players 41%
17. Running Economy 35%
18. High-speed Running 35%
19. Total Distance 35%
20. Sampling Methods 33%
21. VO2peak 30%
22. Metabolic Power 27%
23. FC Barcelona 25%
24. Exercise-induced muscle Damage 25%
25. Sport Scientists 25%
26. Arm Cranking 25%
27. Birth Date Distribution 25%
28. Social Processes 25%
29. Elite Youth Soccer 25%
30. Ventilatory Threshold 25%
31. Training Load 25%
32. Small-sided Games 25%
33. Sports Coaches 25%
34. Mixed Methodology 25%
35. Video Coaching 25%
36. Between-session 25%
37. Mental Health Literacy 25%
38. Recreationally Trained 25%
39. Explanatory Sequential Design 25%
40. Talent Identification 25%
41. Women's Soccer 25%
42. Maturity Status 25%
43. Physical Demands 25%
44. Fixture Congestion 25%
45. VO2max 25%
46. Think-aloud Study 25%
47. Sport Coaching 25%
48. Athletics 25%
49. Bench Press 25%
50. Between-group 25%