1. From the Swiss Federal Institute of Technology (EPFL), the Institute of Environmental Engineering, Lausanne, Switzerland; the
2. From the Swiss Federal Institute of Technology (EPFL), the Institute of Environmental Engineering, Lausanne, Switzerland; the3Institute of Research in Ophthalmology, Sion, Switzerland; and the
3. Geneva University Eye Clinic, Geneva, Switzerland.
4. Institute of Research in Ophthalmology, Sion, Switzerland; and the