Fuady, A., T. A. Houweling, M. Mansyur, and J. H. Richardus. “Adaptation of the Tool to Estimate Patient Costs Questionnaire into Indonesian Context for Tuberculosis-Affected Households”. Acta Medica Indonesiana, vol. 50, no. 1, Apr. 2018, p. 3, http://www.actamedindones.org/index.php/ijim/article/view/347.