2. Kov los ntawm cov plaub muag
Qee tus dev yug, xws li pugs thiab Fabkis sib ntaus dev, yog nquag pob muag thiab trichiasis, yog li koj feem ntau pom dev nrog kua muag ntawm lawv ob lub qhov muag. Qhov no yog vim cov plaub muag ntev dhau los ua rau khaus ntawm lub qhov muag, thiab dev feem ntau rub lawv ob lub qhov muag, thiab feem ntau lawv yuav los kua muag.
