R. S. Nugroho, R. Soediro, N. C. Siregar, Z. Djoerban, E. D. Poetiray, and S. Gondhowiardjo, “Breast-conserving treatment versus mastectomy in T1-2N0 breast cancer: which one is better for Indonesian women?”, Med J Indones, vol. 21, no. 4, pp. 220–4, Nov. 2012.