Grieve, R., Clark, J., Pearson, E., Bullock, S., Boyer, C., & Jarrett, A. (2011). The immediate effect of soleus trigger point pressure release on restricted ankle joint dorsiflexion: A pilot randomised controlled trial. Journal of Bodywork and Movement Therapies, 15(1), 42-49. https://doi.org/10.1016/j.jbmt.2010.02.005