7Huibi X, Kaixun H, Qiuhua G. Prevention of axial elongation in myopia by the trace element zinc[J]. Biol Trace Elem Res,2001 Jan,79(l):39-47.
8Silverstone BZ, Seelenfieund MH, Berson D. Copper and zinc metabolism in high myopic patients with retinal detachment evaluation the Cu/Zn ratio[ J]. Metab Pedlatr Syst Ophthalmol. 1986, 9( 1):581-3.
9Silverstone BZ, Syrkin N, Algur N Ametabotic aspect of high myopia[J]. Ann Ophthalmol, 1985 Sep, 17(9) :546-551.
10Edwards MH. Do variations in normal nutrition play a role in the development of myopia? [J] .Optom Vis Sci 1996 Oct,73(10):638-643.