PT - JOURNAL ARTICLE AU - Nilsson, Josefin TI - The negative impact of amblyopia from a population perspective: untreated amblyopia almost doubles the lifetime risk of bilateral visual impairment AID - 10.1136/bjo.2007.122168 DP - 2007 Nov 01 TA - British Journal of Ophthalmology PG - 1417--1418 VI - 91 IP - 11 4099 - http://bjo.bmj.com/content/91/11/1417.short 4100 - http://bjo.bmj.com/content/91/11/1417.full SO - Br J Ophthalmol2007 Nov 01; 91