Authors: Claude Kaufmann; Amirtharajan Krishnan; John Landers; Adrian Esterman; Michael A Thiel; Michael Goggin Journal: J Cataract Refract Surg Date: 2009-09 Impact factor: 3.351
Authors: Thomas Kohnen; Martin Baumeister; Daniel Kook; Oliver K Klaproth; Christian Ohrloff Journal: Dtsch Arztebl Int Date: 2009-10-23 Impact factor: 5.594