Media type: E-Article Title: Bluish-Black Pigmentation of the Sclera and the Aortic Valve in a Patient with Alkaptonuric Ochronosis Contributor: Wilke, Andreas; Dapunt, Otto; Steverding, Dietmar imprint: Springer Science and Business Media LLC, 2010 Published in: Herz Language: English DOI: 10.1007/s00059-010-3301-y ISSN: 0340-9937; 1615-6692 Keywords: Cardiology and Cardiovascular Medicine Origination: Footnote: