Steinert, Roger F "Top hat"-shaped penetrating keratoplasty using the femtosecond laser. [electronic resource] - American journal of ophthalmology Apr 2007 - 689-91 p. digital Publication Type: Controlled Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0002-9394 Standard No.: 10.1016/j.ajo.2006.11.043 doi Subjects--Topical Terms: Aqueous Humor--metabolismAstigmatism--physiopathologyCornea--physiopathologyCorneal TopographyFeasibility StudiesHumansIntraocular PressureKeratoplasty, Penetrating--methodsLaser Therapy--methodsSurgical Wound Dehiscence--physiopathologySuture Techniques