Trichuriasis
Improved facilities for feces disposal have decreased the incidence of whipworm.
Always wash your hands before handling food. Thoroughly washing food may also help prevent this condition.
Kazura JW. Nematode infections. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007: chap 378.