Egwu, Ogugua Augustine, Chike Ikechukwu Patrick Anibeze, Frank Chinedu Akpuaka, and Benjamin Effiong Udoh. 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):103-11. https://doi.org/10.3329/bjms.v11i2.9666.