title: [A comparative study of the effects of photocoagulation with krypton lasers in the parfocal or defocal systems].
mesh_terms: D000818:Animals; D002196:Capillaries / Q000648:ultrastructure; D002829:Choroid / Q000098:blood supply; D007726:Krypton; D053685:Laser Therapy; D008028:Light Coagulation / Q000379:methods*; D008252:Macaca fascicularis; D008855:Microscopy, Electron, Scanning; D012160:Retina / Q000648:ultrastructure*
chemical_list: D007726:Krypton