Yuniadi, Yoga, et al. “Percutaneous Transluminal Septal Myocardial Ablation (PTSMA) of Hypertrophic Cardiomyopathy: Indonesian Initial Experience”. Medical Journal of Indonesia, vol. 19, no. 3, Aug. 2010, pp. 164-71, doi:10.13181/mji.v19i3.401.