Ulung Napitu, Opan S. Suwartapradja, Budi Radjab, Junardi Harahap. Challenges and Its Approaches to Bring Integration of Indonesian People. BIoHS [Internet]. 2020May30 [cited 2025Nov.29];2(2):381-9. Available from: http://biarjournal.com/index.php/biohs/article/view/236