6Ramakrishnan T,Constantinou M,Jhanji V,et al. Corneal metallic foreign body injuries due to suboptimal ocular protection[J]. Arch Environ Occup Health,2012,67 (1): 48-50.
7Ashley B,Zale M,Stephanie Br. Evaluating the need for close follow-up after removal of a noncomplieated corneal foreign body[J]. Cornea, 2014,33 ( 11 ) : 1193-1196.
8I Woo JH,Sundar G. Eye injuries in Singapore,don't risk it,do more a prospective study[J]. Ann Acad Med Singapore, 2006,35(10) :706-718.
9Macedo Filho ET,Lago A,Duarte K,et al. Super cial corneal foreign body:Laboratory and epidemiologic aspects[J]. Arq Bras Oftalmol, 2005,68 : 821-823.
10DeBroff BM, Donahue SP, Caputo B J, et al. Clinical char- acteristics of corneal foreign bodies and theirassociated culture results[J]. CLAO J, 1994,20:128-130.