Triwahyuni, Yuyun, et al. “RELATIONSHIP HABIT HANDWORK WITH Worming Occurrence IN SCHOOL AGE CHILDREN IN BLINDUNGAN IV ELEMENTARY SCHOOL, BONDOWOSO DISTRICT”. Jurnal Kesehatan Dr. Soebandi, vol. 4, no. 1, Apr. 2016, pp. 254-61, https://journal.uds.ac.id/jkds/article/view/59.