All
 C06 Digestive System Diseases D004066 +
 C06.405 Gastrointestinal Diseases D005767 +
 C06.405.469 Intestinal Diseases D007410 +
 C06.405.469.452 Intestinal Diseases, Parasitic D007411 +
 C06.405.469.452.146 Balantidiasis D001447 
 C06.405.469.452.269 Cryptosporidiosis D003457 
 C06.405.469.452.275 Dientamoebiasis D004030 
 C06.405.469.452.396 Dysentery, Amebic D004404 
 C06.405.469.452.481 Giardiasis D005873 
 C06.405.469.452.250 Blastocystis Infections D016776 
 C06.405.469.452.060 Anisakiasis D017129