Abtahi E., Majdoleslam B., Abdollahi I., Rahgozar M. [Onset Latency of Vastus Medialis Obliques and Vastus Lateralis in Patients with Patellofemoral Pain Syndrome: Open or Closed Chain Terminal Knee Extension Exercise]. Journal of Kerman University of Medical Sciences 2010, 17(4): 307-315.
Bennell, K., et al. Effects of Vastus Medialis Oblique Retraining versus General Quadriceps Strengthening on Vasti onset, Medicine & Science in Sports & Exercise 2010, 856-64.
Bolgla LA, Shaffer SW, Malone TR. Vastus Medialis Activation During Knee Extension Exercises: Evidence for Exercise Prescription. Journal of Sport Rehabilitation, 2008, 17, 1-10.
Boling MC, Bolgla LA, Mattacola CG, Uhl TL, Hosey RG. Outcomes of a weightbearing rehabilitation program for patients diagnosed with patellofemoral pain syndrome. Arch Phys Med Rehabil 2006; 87(11): 1428-35.
Cavazzuti L, Merlo A, Orlandi F, Campanini I. Delayed onset of electromyographic activity of vastus medialis obliquus relative to vastus lateralis in subjects with patellofemoral pain syndrome. Gait & Posture 2010, 32 290–295.
Chester R, Smith TO, Sweeting D, Dixon J, Wood S, Song F. The relative timing of VMO and VL in the aetiology of anterior knee pain: a systematic review and meta-analysis. BMC Musculoskelet Disord 2008;9:64.
Chiu JK, Wong Y, Yung P, Ng GY. Effects of quadriceps strengthening on pain, function, and patellofemoral joint contact area in persons with patellofemoral pain. Am J Phys Med Rehabil 2012; 91: 98-106.
Collado H., Fredericson M. Patellofemoral Pain Syndrome. Clin Sports Med 2010, 29: 379–398.
Cowan SM, Bennell KL, Crossley KM, Hodges PW, McConnell J. Physical therapy alters recruitment of the vasti in patellofemoral pain syndrome. Medicine and Science in Sports and Exercise 2002, 34: 1879-85.
Fabiana, RG, Fabio, MA., Neri, A. et al. Effects of electrical stimulation of vastus medialis oblique in PFPS patients with patellofemoral pain syndrome: an electromyographic analysis. Rev Bras Fisioter 2010, 14(6): 477-82.
Farahmand F, Akbar M, Jafari A, Foumani MS. A Detailed and Validated Three Dimensional Dynamic Model of patellofemoral joint. J Biomech Eng 2012, 134(4): 041005.
Fukuda TY, Melo WP, Zaffalon BM, et al. Hip posterolateral musculature strengthening in sedentary women with patellofemoral pain syndrome: a randomized controlled clinical trial with 1-year follow-up. J Orthop Sports Phys Ther 2012; 42: 823-30.
Lin F, Wilson NA, Makhsous M., et al. In vivo patellar tracking induced by individual quadriceps components in individuals with patellofemoral pain. J Biomech. 2010, 43: 235–241.
Manzer, M.H., Zutshi, K., Mandal, P. Response of therapeutic exercise and patellar taping on patella position and pain control in the Patellofemoral pain syndrome. Indian Journal of Pain 2013, 27(2): 75-79.
Mellor R, Hodges P. Motor unit synchronization of the vasti muscles in closed and open chain tasks. Arch Phys Med Rehabil. 2005;86:716–21.
Neptune RR, Wright. IC, van den Bogert AJ. The influence of orthotic devices and vastus medialis strength and timing on patellofemoral loads during running. Clinical Biomechanics 2000, 15: 611-8.
Pal S, Draper CE, Fredericson M, Gold GE, Delp SL, Beaupre GS, et al. Patellar maltracking correlates with vastus medialis activation delay in patellofemoral pain patients. Am J Sports Med 2011, 39: 590–8.
Salsich GB, Long-Rossi F. Do females with patellofemoral pain have abnormal hip and knee kinematics during gait? Physiother Theory Pract 2010; 26: 150–9.
Sheehan FT, Derasari A, Fine KM, Brindle TJ, Alter KE. Q-angle and J-sign: indicative of maltracking subgroups in patellofemoral pain. Clin Orthop Relat Res 2010;468:266–75.
Spairani L, Barbero M, Cescon C, et al. An electromyographic study of the vastii muscles during open and closed kinetic chain submaximal isometric exercises. Int J Sports Phys Ther 2012; 7: 617-26.
Voight ML, Wieder DL: Comparative reflex response times of vastus medialis obliquus and vastus lateralis in normal subjects and subjects with extensor mechanism dysfunction. An electromyographic study. Am J Sports Med, 1991, 19: 131–137.
Witvrouw E, Callaghan MJ, Stefanik JJ, Noehren B, Bazett-Jones DM, Willson JD, et al. Patellofemoral pain: consensus statement from the 3rd International Patellofemoral Pain Research Retreat held in Vancouver, September 2013. Br J Sports Med 2014; 48: 411–414.
Witvrouw E, Lysen R, Bellemans J, Cambier D, Cools A, Danneels L, Bourgois J: Which risk factors predict outcome in the treatment program of anterior knee pain? Scand J Med Sci Sports 2002, 12:40-46.
Wong YM, Straub RK, Powers CM. The VMO: VL activation ratio while squatting with hip adduction is influenced by the choice of recording electrode. J Electromyogr Kinesiol 2013; 23: 443-7.
Wong YM. Recording the vastii muscle onset timing as a diagnostic parameter for patellofemoral pain syndrome: fact or fad? Phys Ther Sport 2009;10(2): 71–4.