Wantania, F., L. Panda, and R. Lefrandt. “Correlation of Tumor Necrosis Factor With Left Ventricular Hypertrophy and Prehypertension in Non Diabetes Male Abdominal Obesity”. Indonesian Journal of Cardiology, Vol. 34, no. 4, Mar. 2015, pp. 231-6, doi:10.30701/ijc.v34i4.381.