Oyakhire, M. O., and C. Agi. “Assessment of the Spine in a Healthy Working Population : A Radiographic Study of the Lumbrosacral Angle in Relation to Occupation in Southern Nigeria”. Asian Journal of Medical Sciences, vol. 5, no. 2, Dec. 2013, pp. 99-105, doi:10.3126/ajms.v5i2.8888.