https://www.selleckchem.com/products/sbe-b-cd.html
To study the prevalence and risk factors of myopia with data from a questionnaire study conducted in 1983 among Finnish school children. School children (n=4 961) from the 1st, 5th and 8th grades of school (7-, 11- and 15-year-olds) in Central Finland were screened for vision followed by a questionnaire, which was returned by 4 352 (87.7%) participants. Myopia was categorized based on the questionnaire. Items concerned daily time spent on near work and outdoor activities, excluding time spent at school, watching TV and parental myopia
Like
Comment
Share
