Differences in Sonographic Characteristics of the Vastus Medialis Obliquus Between Patients With Patellofemoral Pain Syndrome and Healthy Adults

M. H Jan, D. H Lin, J. J Lin, C. H. J Lin, C. K Cheng and Y. F. Lin

The American Journal of Sports Medicine 37 ( 9 ): 1743 - 1749 , 2009