Ọka bụ otu n'ime ọka na-ese okwu. Na ya na-adabere ma nyocha nke ọma na nke na-adịghị mma, ndị dọkịta na-emegidekarị ibe ha.
AB CA AH HER HE AHAL IKE? - Ihe egwu di na uru ahu ike nke oka - oka kachasi nma na onye puru iri ya
Maka ama banyere uru ahụike na nsogbu ya - gụọ nnukwu isiokwu anyị: