@article{paperid:1054994, author = {Nosratollah Hedayatpour and Fathei, Mehrdad}, title = {Knee flexor muscles angle-dependent co-activation level during maximal isometric contraction by knee extensors}, journal = {International Journal of Sport Studies}, year = {2014}, volume = {4}, number = {7}, month = {January}, issn = {2251-7502}, pages = {744--750}, numpages = {6}, keywords = {Knee flexor muscles angle; Maximal isometric contraction; Knee extensors  }, }