title: Corneal collagen cross-linking for keratoconic cornea pretreated with PRK.
authors.forename: Zhen-Yong
authors.initials: ZY
authors.lastname: Zhang
authors.forename: Xing-Ru
authors.initials: XR
authors.lastname: Zhang
mesh_terms: D003094:Collagen / Q000378:metabolism*; D003319:Corneal Stroma / Q000378:metabolism*; D019781:Corneal Topography; D003432:Cross-Linking Reagents / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D007640:Keratoconus / Q000628:therapy*; D054018:Lasers, Excimer / Q000627:therapeutic use*; D008297:Male; D018903:Photorefractive Keratectomy
chemical_list: D003432:Cross-Linking Reagents; D003094:Collagen