This article examines the efforts and achievements of Oen Boen Ing. a Tionghoa doctor. to improve the quality of health of the poorer inhabitants of Surakarta. Dr Oen played an important role in five different periods: Dutch colonialism. https://www.diegojavierfares.com/great-save-NAHMIAS-Miracle-Academy-T-shirt-Mens-Apparel-special-save/