N. Muhammad, D. A. Luke, A. N. Shuid, N. Mohamed, and I. N. Soelaiman, “Tocotrienol supplementation in postmenopausal osteoporosis: evidence from a laboratory study”, Clinics, vol. 68, no. 10, pp. 1338–1343, Oct. 2013, doi: 10.1590/clin.v68i10.77011.