Katsuyama, Hisayuki, et al. “Changes in Lipoprotein Fractions and Lipoprotein-Associated Alpha-Tocopherol After Sleeve Gastrectomy in Patients With Severe Obesity”. Cardiology Research, vol. 17, no. 4, Jan. 2026, pp. 330-7, https://doi.org/10.14740/cr2244.