Lestari, A. D., Sulistiadi, W., Caesaria, R., & Murtafia, F. (2019). Effect of Response and Knowledge about Back-Referral Program toward Patient’s Obedience at the Fatmawati National Vertical Hospital. KnE Life Sciences, 4(10), 350–358. https://doi.org/10.18502/kls.v4i10.3805