1. Schepens Eye Research Institute, Massachusetts Eye and Ear Harvard Medical School Boston Massachusetts USA
2. Department of Ophthalmology Harvard Medical School Boston Massachusetts USA
3. Department of Medical Biochemistry Oslo University Hospital Oslo Norway
4. Department of Plastic and Reconstructive Surgery Oslo University Hospital Oslo Norway
5. Institute of Clinical Medicine, Faculty of Medicine University of Oslo Oslo Norway
6. Center for Experimental Therapeutics and Reperfusion Injury Harvard Medical School Boston Massachusetts USA
7. Department of Anesthesiology, Perioperative, and Pain Medicine, Brigham and Women's Hospital Harvard Medical School Boston Massachusetts USA