Thaum ntxov xyoo no, ib lub tuam txhab Nyij Pooj tau thov kom tau tsim cov tsom iav ntse uas, yog tias hnav ib teev hauv ib hnub, tuaj yeem iab liam tias kho myopia. Myopia, lossis nearsightedness, yog ib qho mob ophthalmological uas koj tuaj yeem pom cov khoom nyob ze koj kom meej, tab sis obj ...
Nyeem ntxiv