Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Kwayoyin cuta suna daya daga cikin manyan abubuwan da ke haifar da ciwon huhu, ɗayan kwayoyin cuta ne; ƙananan dalilai sune fungi da parasites. Kwayoyin cuta sune mafi yawan sanadin ciwon huhu a cikin yara, yayin da a cikin manya kwayoyin cuta sune mafi yawan sanadin.  Tambaya: Mene ne mafi ƙarancin dalilin cutar huhu a bayan ƙwayoyin cuta?
fungi da kuma parasites