Damanik, Boyke, 		Fikri, Erjan, AND 		Nasution, Iqbal.
" Relation between Fiber Diet and Appendicitis Incidence in Children at H. Adam Malik Central Hospital Medan North Sumatra-Indonesia" <em>BALI MEDICAL JOURNAL</em> [Online], Volume 5 Number 2 (19 June 2016)