The ICD-9 code range HELMINTHIASES for 120-129 is medical classification list by the World Health Organization (WHO).
Schistosomiasis (bilharziasis)
Other trematode infections
Echinococcosis
Other cestode infection
Filarial infection and dracontiasis
Ancylostomiasis and necatoriasis
Other intestinal helminthiases
Other and unspecified helminthiases