Soejono CH, Sutanto H. The functional status, rehospitalization, and hospital cost reduction in geriatric patients after the implementation of the universal health coverage program in the national referral hospital Indonesia. Med J Indones [Internet]. 2019Dec.13 [cited 2024Apr.23];28(4):358-64. Available from: http://mji.ui.ac.id/journal/index.php/mji/article/view/3214