FromthedepartmentsofOphthalmology;
UniversityofBern;
Bern;
Switzerland;
FromthedepartmentsofPneumology;
UniversityofBern;
Bern;
Switzerland;
FromthedepartmentsofNeurology;
UniversityofBern;
Bern;
Switzerland;
DeparntmentsofOphthalmology;
NewEnglandMedicalCenter;
Boston;
Mass;
DepartmentsofNeurology;
NewEnglandMedicalCenter;
Boston;
Mass;
不详;