A na-ejikarị ọta thyroid na-echebe Lead na nyocha ahụike nke na-enye nchebe X ray dị irè maka ndị ọrịa. Anyị nwere ike ịnye nha dị iche iche yana ọta thyroid nhata dịka ihe ị chọrọ. Anyị nwere ike ịnye 0.25mmPb, 0.5mmPb na 0.75mmPb ụzọ ọta thyroid dị iche iche na agba na nha.
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