1. Institute of Human Genetics; Helmholtz Zentrum Munchen; Neuherberg Germany
2. Institute of Human Genetics; Technische Universitat; Munchen Germany
3. Department of Biochemistry, Faculty of Biological Sciences; Quaid-i-Azam University; Islamabad Pakistan
4. University Eye Hospital; Ludwig Maximilians University; Munich Germany
5. Institute for Laboratory and Transfusion Medicine, Heart and Diabetes, Center North Rhine-Westphalia, University Hospital of the Ruhr University; Ruhr Germany
6. University Children's Hospital; Division of Endocrinology and Diabetology; Munich Germany