Cassim, B., S. Lipschitz, F. Paruk, and B. Tipping. “Recommendations for the Acute and Long-Term Medical Management of Low-Trauma Hip Fractures”. Journal of Endocrinology, Metabolism and Diabetes of South Africa, vol. 18, no. 1, May 2013, pp. 21-32, doi:10.1080/22201009.2013.10872302.