2. http://emedicine.medscape.com/article/1898986-overview#aw2aab6b3
3. https://www.physio-pedia.com/Anterior_Cruciate_Ligament_(ACL)
4. https://www.physio-pedia.com/Anterior_Cruciate_Ligament_(ACL)
5. https://ace-pt.org/knee-instability-acl-reconstruction/
6. https://ace-pt.org/knee-instability-acl-reconstruction/
7. http://www.orthobullets.com/sports/3009/pcl-injury
8. http://emedicine.medscape.com/article/1898986-overview#aw2aab6b3
9. http://www.orthobullets.com/sports/3018/prepatellar-bursitis-housemaids-knee
10. https://www.youtube.com/watch?v=A_Lk20eiqxM
11. http://emedicine.medscape.com/article/308054-overview#a0104
12. http://emedicine.medscape.com/article/308054-treatment#aw2aab6b6b3
13. http://www.orthobullets.com/sports/3008/acl-tear
14. http://www.orthobullets.com/sports/3010/mcl-knee-injuries
15. http://www.orthobullets.com/sports/3019/iliotibial-band-friction-syndrome
16. http://emedicine.medscape.com/article/308471-treatment
17. https://www.sciencedirect.com/science/article/pii/S1063458407002786
18. http://emedicine.medscape.com/article/1993268-treatment
19. http://www.orthobullets.com/sports/3008/acl-tear
20. http://www.orthobullets.com/sports/3008/acl-tear
21. http://www.orthobullets.com/sports/3008/acl-tear
22. http://www.orthobullets.com/sports/3012/posterolateral-corner-injury
23. http://www.orthobullets.com/sports/3012/posterolateral-corner-injury
24. https://www.physio-pedia.com/%27Q%27_Angle
25. https://www.physio-pedia.com/%27Q%27_Angle
26. https://www.physio-pedia.com/%27Q%27_Angle
27. https://www.physio-pedia.com/%27Q%27_Angle
28. http://www.merckmanuals.com/professional/injuries_poisoning/sports_injury/popliteus_tendinitis.html
29. none
30. http://www.ncbi.nlm.nih.gov/pubmed/6725318
31. http://www.physio-pedia.com/Fulcrum_Test
32. http://www.ncbi.nlm.nih.gov/pubmed/15026594
33. http://www.ncbi.nlm.nih.gov/pubmed/11929207
34. http://www.ncbi.nlm.nih.gov/pubmed/22149697
35. http://www.fpnotebook.com/ortho/Exam/NblsTst.htm
36. none
37. http://www.physio-pedia.com/Dial_Test
38. https://www.orthobullets.com/trauma/1042/patella-fracture