Egwu, O. A., Anibeze, C. I. P., Akpuaka, F. C., & Udoh, B. E. (2012). Activity related differences in the thickness of achilles tendon among four different occupational groups in Nigeria: an ultrasound based study. Bangladesh Journal of Medical Science, 11(2), 103–111. https://doi.org/10.3329/bjms.v11i2.9666