Teknụzụ X-ray abịala ogologo oge kemgbe emepụtara ya na ngwụcha narị afọ nke 19.Taa, a na-eji onyonyo X-ray mee ihe maka nyocha dị iche iche na ebumnuche ọgwụgwọ na ọgwụ, dentistry, na ọtụtụ mpaghara ndị ọzọ.Otu ihe dị mkpa nke sistemu X-ray nke oge a bụ ihe na-emewanye ihe onyonyo, nke na-eme ka…
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