Mastering Corneal Collagen Cross Linking Techniques : (C3-R/CCL/CxL)Ashok Garg, John A. Kanellopoulos, David O'Brart, Carlo F. Lovisolo, Roberto Pinelli · First published 2008Open the Tome
Corneal topographyMelanie Corbett, David O'Brart, Emanuel Rosen, Ronnie Stevenson · First published 1999Open the Tome
