1. Stern SH, Insall JN: Posterior stabilized prosthesis: Results after follow-up of nine to twelve=years. J Bone Joint SurgAm 1992;74:980986.
2. Ritter MA, Herbst SA, Keating EM, FarisPM, MedingJB: Long-term survival analysis of a posterior cruciate-retaining total condylar total knee arthroplasty. ClinOrthop1994;309:136145.
3. Scranton PE Jr: Management of knee pain and stiffness after total knee arthroplasty. J Arthroplasty 2001;16:428-435.
4. Esler CN, Lock K, Harper WM, Gregg PJ: Manipulation of total knee replacements: Is the flexion gained retained? J Bone Joint Surg Br 1999;81:27-29.
5. Fox JL, Poss R: The role of manipulation following total knee replacement. J Bone Joint Surg Am 1981;63:357-362.
6. Shoji H, Yoshino S, Komagamine M: Improved range of motion with the Y/S total knee arthroplasty system. ClinOrthop 1987;218:150-163
7. Daluga D, Lombardi AVJr, Mallory TH, Vaughn BK: Knee manipulation following total knee arthroplasty: Analysis of prognostic variables. J Arthroplasty 1991;6:119-128.
8. Mauerhan DR, Mokris JG, Ly A, Kiebzak GM: Relationship between length of stay and manipulation rate after total knee arthroplasty. J Arthroplasty 1998;13:896-900.
9. Kettelkamp D: Gait characteristics of the knee: Normal, abnormal, and postrec-onstruction, in American Academy of Orthopaedic Surgeons Symposium on Reconstructive Surgery of the Knee. St. Louis, MO: CV Mosby, 1978, pp 47-57.
10. Laubenthal KN, Smidt GL, Kettelkamp DB: Aquantitative analysis of knee motion during activities of daily living. PhysTher 1972;52:34-43
11. Weinrauch, N Myers, et al: Comparison of early postoperative rehabilitation outcome following total knee arthroplasty using different surgical approaches and instrumentation. Journal of Orthopaedic Surgery 2006;14(1):47-52
12. Parsley BS, Engh GA, Dwyer KA: Preoperative flexion: Does it influence postoperative flexion after posteriorc-ruciate- retaining total knee arthroplasty? ClinOrthop 1992;275:204-210.
13. Katz MM, Hungerford DS, KrackowKA, Lennox DW: Results of total knee arthroplasty after failed proximal tibial osteotomy for osteoarthritis. J Bone Joint Surg Am 1987;69:225-233
14. Shoji H, Solomonow M, Yoshino S, D’Ambrosia R, Dabezies E: Factors affecting postoperative flexion in total knee arthroplasty. Orthopedics 1990;13: 643-649.
15. Tanzer M, Miller J: The natural history of flexion contracture in total knee arthroplasty: A prospective study. ClinOrthop 1989;248:129-134.
16. Adam C, Eckstein F, Milz S, Schulte E, Becker C, Putz R: The distribution of cartilage thickness in the knee-joints of old-aged individuals–measurement by A-mode ultrasound. ClinBiomech (Bristol, Avon) 1998;13:1-10.
17. Figgie HE III, Goldberg VM, Heiple KG, Moller HS III, Gordon NH: The influence of tibial-patellofemoral location on function of the knee in patients with the posterior stabilized condylar knee prosthesis. J Bone Joint Surg Am1986;68:1035-1040.
18. Masri BA, Laskin RS, Windsor RE, Haas SB: Knee closure in total knee replacement: A randomized prospecti-vetrial. ClinOrthop 1996;331:81-86
19. Matthew R. Bong, MD, and Paul E. Di Cesare, MDJ Am AcadOrthopSurg 2004; 12:164-171
20. Sprague NF III, O’Connor RL, Fox JM: Arthroscopic treatment of postoperative kneefibroarthrosis. Clin Orthop 1982;166: 165-172
21. Del Pizzo W, Fox JM, Friedman MJ, Snyder SJ, Ferkel RD: Operative arthroscopyfor the treatment of arthrofibrosis of the knee. Contemporar Orthopaedics1985;10:67-72
22. Sprague NF III: Motion-limiting arthrofibrosis of the knee: The role of arthroscopic management. Clin Sports Med 1987;6:537-549.
23. Campbell ED Jr: Arthroscopy in total knee replacements. Arthroscopy 1987;3: 31-35
24. Bocell JR, Thorpe CD, Tullos HS: Arthroscopic treatment of symptomatic total knee arthroplasty. Clin Orthop 1991;271:125-134
25. Diduch DR, Scuderi GR, Scott WN, Insall JN, Kelly MA: The efficacy of arthroscopy following total knee replacement. Arthroscopy 1997;13:166-171
26. BaeDK, Lee HK, Cho JH: Arthroscopy of symptomatic total knee replacements. Arthroscopy 1995;11:664-671.