ISBN: 9787567242272 (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2022-12 Pages: 16 Publisher: Soochow University Press The national survey on myopia among children and adolescents shows that the overall myopia rate among children and adolescents in China in 2020 increased slightly from 50.2% in the previous year. with more than half of the children wearing glasses. The situation regarding myopia prevention and control remains severe. If myopia is not controlled. it will not only harm the physical health of children and.…